{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001526},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001808","490:4900009193","490:4900008625","490:4900008079","490:4900008978","490:4900001664","490:4900003977","490:4900011684","490:4900008862","490:4900008977","490:4900008639","490:4900008737","490:4900002117","490:4900007859","490:4900002266","490:4900008519","490:4900009300","490:4900002110","490:4900009489","490:4900008525","490:4900008300","490:4900003823","490:4900008750","490:4900010472","490:4900003692"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38168634783549116,0.37085554026564477,0.3031955449965768,0.30077138193298525,0.2781359051020818,0.27598782831826024,0.27222959558695486,0.2648288802104421,0.2610321414900118,0.24727480685126674,0.24322587182117275,0.23811741620110216,0.2371978450084284,0.23280440822654783,0.23233331786273304,0.23134953783131443,0.2279985592231785,0.22665953288757534,0.22269808542222064,0.21881123838582178,0.21816375818786493,0.2149014150152426,0.2121879767612974,0.21164828314699263,0.19997222302709347],"twin_dists":[0.1802549420888198,0.18292881900467958,0.20064471905496312,0.20131842821163062,0.20777039567442354,0.20839886330129354,0.209505661007092,0.21171305391876918,0.2128604202541664,0.2171084253181258,0.2183873201343843,0.22002067379373333,0.22031710633406615,0.22174383907296435,0.22189786652142782,0.22222018623826706,0.22332490938642374,0.22376935030735182,0.22509450351716598,0.22641007459001974,0.22663074320644988,0.22774933852540402,0.2286884844123606,0.22887624504890328,0.23302080417173018],"n_dims_used":45,"mean_confidence":0.9181591457790799},"coverage":{"mean_confidence":0.9181591457790799,"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}}