{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001054","489:4890001502","489:4890001599","489:4890001008","489:4890001588","489:4890001531","489:4890000935","489:4890001513","489:4890001533","489:4890001302","489:4890000650","489:4890001601","489:4890001530","489:4890001504","489:4890001598","489:4890001505","489:4890000377","489:4890000555","489:4890000814","489:4890001518","489:4890001516","488:4880005742","489:4890000609","472:4720002911","472:4720002033"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,488,489,472,472],"twin_sims":[0.8608673778181761,0.7533254362435426,0.6462712465011722,0.6116820926283472,0.5816977677230873,0.5803073694146681,0.564019646118874,0.5485411758486357,0.5282892421889464,0.5236331292357816,0.5062880166188203,0.5044300071018716,0.5038723881724341,0.48700476739890536,0.4753545028453894,0.4690784480637628,0.4621338747032077,0.46001981348492615,0.4599288406746977,0.45663937482565314,0.4273706592885316,0.4125969101776739,0.4119988111328836,0.41065859745669225,0.40713399337429906],"twin_dists":[0.07109126319832713,0.09775295714413976,0.12135253833188563,0.12877140072160276,0.13519482062249477,0.1354930636202699,0.1389919402029331,0.14232880205040915,0.14671924199965336,0.1477334680937916,0.15153070047412243,0.15193940568981834,0.15206214357625172,0.155793243614176,0.15839304532657975,0.1598021267368954,0.16136879258291373,0.16184734516050833,0.16186795584805927,0.16261419721901327,0.1693459319758839,0.1728145053171178,0.17295603639077153,0.17327350367816527,0.17411058493677087],"n_dims_used":45,"mean_confidence":0.9146834479437934},"coverage":{"mean_confidence":0.9146834479437934,"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}}