{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940007321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007307","494:4940007317","494:4940007319","494:4940007316","494:4940007311","494:4940007213","494:4940007199","494:4940007209","490:4900002849","494:4940007314","494:4940007863","494:4940007318","494:4940007416","490:4900004093","487:4870002512","494:4940004959","469:4690003022","487:4870002258","493:4930005735","490:4900011663","490:4900004233","494:4940007214","468:4680001835","492:4920005902","494:4940004225"],"twin_admin_codes":[494,494,494,494,494,494,494,494,490,494,494,494,494,490,487,494,469,487,493,490,490,494,468,492,494],"twin_sims":[0.0031900688777018447,0.001150467408767468,0.0010490881582262185,0.0006794311128334512,0.00047497888443166547,0.0002907574265059594,0.00017104165458269973,0.000036080261723390925,0.00001354664546956905,0.000012199425018673992,0.00001066423214779725,0.00000993984383562339,0.000009569141334103129,0.000008511357663781843,0.0000072629232039722904,0.000005277913800087678,0.000004320068817193194,0.0000033402199919771126,0.000002920637886672231,0.00000246562824406687,0.0000024484737935044814,0.000002375257369420046,0.0000022995693896139987,0.0000017375676344125707,0.0000017347041135535855],"twin_dists":[0.44033820984871674,0.4778105855121268,0.4810560095548565,0.4960543999872742,0.5080812183394711,0.5241210801032349,0.5409269570084067,0.5874510227241545,0.6149353754003194,0.6178019398552302,0.6214630660378686,0.6233693785963751,0.6243969630673396,0.6275534444443778,0.6318024238766349,0.6402688315652177,0.6455229556894329,0.6522098106805075,0.6556721822890968,0.6600145266841576,0.6601929287624508,0.6609681232834119,0.6617940191090891,0.6688983538775749,0.668939944057781],"n_dims_used":45,"mean_confidence":0.9056531270345052},"coverage":{"mean_confidence":0.9056531270345052,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}