{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008857","496:4960008264","494:4940008612","490:4900000476","494:4940008692","496:4960008490","496:4960008480","496:4960008283","496:4960008486","494:4940008622","496:4960003234","494:4940008539","496:4960008489","496:4960008280","490:4900001449","490:4900000038","490:4900000822","494:4940008538","466:4660002630","490:4900000837","487:4870001719","478:4780008768","496:4960002959","496:4960008777","494:4940008693"],"twin_admin_codes":[496,496,494,490,494,496,496,496,496,494,496,494,496,496,490,490,490,494,466,490,487,478,496,496,494],"twin_sims":[0.4282913670408407,0.3575179914793907,0.301051604610424,0.2843270219908408,0.2776886974019277,0.2612823511220809,0.26022995309828467,0.25552029845676566,0.2388678730507847,0.22498375952575075,0.20191476074680012,0.19636449971068257,0.19320872092905686,0.18167202796123644,0.1801698043719571,0.17237627924459423,0.16965734205295616,0.1624349404207096,0.1594680104497053,0.15753312692706328,0.15661233397642094,0.1510899812066036,0.1498458490984891,0.14952481182579977,0.14213719352084553],"twin_dists":[0.16913144657172502,0.1862754771389685,0.20124038899911356,0.20597538619824177,0.20790099145731772,0.21278448696310284,0.21310417593744865,0.214544903375591,0.21977930919354927,0.22432802242482097,0.23231998582457747,0.23433494225551543,0.23549824018033466,0.2398674729509565,0.24045064541961517,0.24353288156742878,0.24463158642181992,0.2476129716669844,0.24886554125299865,0.24969156431439976,0.25008726087219274,0.25249682764383313,0.2530485779580419,0.25319149945202335,0.25654485474565925],"n_dims_used":45,"mean_confidence":0.9146918402777777},"coverage":{"mean_confidence":0.9146918402777777,"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}}