{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000446","489:4890000409","489:4890000252","489:4890000412","489:4890000084","470:4700002444","489:4890000406","489:4890000114","489:4890000328","481:4810006081","489:4890000266","489:4890000045","489:4890000513","489:4890000561","489:4890000136","489:4890000208","489:4890000137","489:4890000223","481:4810006050","489:4890000109","481:4810005974","489:4890000339","489:4890000222","485:4850003422","489:4890000043"],"twin_admin_codes":[489,489,489,489,489,470,489,489,489,481,489,489,489,489,489,489,489,489,481,489,481,489,489,485,489],"twin_sims":[0.692054044172438,0.6685561570871488,0.6526380421257449,0.6361227443857089,0.5887559302512049,0.5672196872743739,0.5669294372073597,0.5624284825828565,0.5450322059143433,0.5424668516644641,0.5366942288329339,0.5355949548527981,0.531947560479693,0.531319183261762,0.5273484414595974,0.5256139621775094,0.5212974285047043,0.5122522520519451,0.5071323835563413,0.5010646696938194,0.5007529156761769,0.4978142129309178,0.49635333576312674,0.4963211897342079,0.49165627588134564],"twin_dists":[0.11143370691274236,0.11654524041939875,0.11998218222178102,0.1235329284768653,0.13368161613558321,0.1383036573757709,0.13836606651938907,0.13933435880313685,0.14308731395029178,0.14364239225791148,0.14489322517971984,0.14513171317101076,0.1459237241471592,0.14606028520335634,0.14692401397886024,0.14730174585448566,0.1482430112511788,0.15022140122572408,0.15134509756042452,0.1526807151739938,0.15274945670006274,0.15339802637280692,0.15372084279117937,0.15372794928441127,0.15476063555166023],"n_dims_used":45,"mean_confidence":0.9148409525553386},"coverage":{"mean_confidence":0.9148409525553386,"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}}