{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004234","490:4900004232","490:4900004092","490:4900003812","476:4760003811","490:4900006452","490:4900007690","490:4900005454","490:4900004644","490:4900007452","490:4900003671","476:4760004057","490:4900006708","490:4900007202","490:4900006817","497:4970001043","497:4970001221","494:4940003411","471:4710002024","497:4970000516","490:4900004230","471:4710002134","478:4780006369","490:4900005458","490:4900007331"],"twin_admin_codes":[490,490,490,490,476,490,490,490,490,490,490,476,490,490,490,497,497,494,471,497,490,471,478,490,490],"twin_sims":[0.06363579679443307,0.018848056234483473,0.006462882051165037,0.004840039057063784,0.003566683355949953,0.0025429876983568784,0.0024278453034705313,0.0017433525539757282,0.0010335704018620004,0.001012915075965759,0.0009081514036968271,0.0006728272706684133,0.0005258337039912208,0.000507253477686351,0.000394349836196239,0.00033063009442062605,0.000253053243219557,0.00019714714671604003,0.0001833511322126767,0.00017071980527231837,0.00014297397106417489,0.0001419174158852298,0.000128662015951284,0.00011575826986214923,0.00011148936265211937],"twin_dists":[0.30483615134509423,0.36602241241121986,0.4124074282954898,0.42406883963088793,0.43604260616623514,0.44893819921652306,0.4506757411086689,0.46290536848965597,0.4815782436988189,0.48228477352261395,0.48608810752602905,0.4963864041480719,0.5046931783161841,0.5058940448442153,0.5142200576362222,0.5199688667367387,0.5285719520794548,0.5364794279475651,0.5387555506214522,0.540985684995181,0.5464876437958579,0.5467165308643187,0.5497334571351263,0.5529666587787891,0.5541116384800933],"n_dims_used":45,"mean_confidence":0.9036597357855902},"coverage":{"mean_confidence":0.9036597357855902,"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}}