{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004498","480:4800005018","480:4800004088","480:4800004605","480:4800004325","480:4800004584","480:4800005013","480:4800004500","480:4800003948","480:4800004587","480:4800004932","480:4800005111","493:4930003431","480:4800004946","480:4800004845","480:4800005102","480:4800004463","480:4800004006","480:4800005020","480:4800005827","480:4800004458","480:4800004342","480:4800003858","480:4800005542","480:4800004719"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6767755660814382,0.5644935150757793,0.3327013281766934,0.28670120406961613,0.2860746403007676,0.25472908522247106,0.2510081697632381,0.2479083578673342,0.23816893372808148,0.2280746838496671,0.22222474499003855,0.17815278869772022,0.17260058485873972,0.16738656734539606,0.16270054262725814,0.14405135517990378,0.1418071755398664,0.1361057864127437,0.13304091350733524,0.12853972822756052,0.1246576624262128,0.12370348121725148,0.12336069775140511,0.11911171042291163,0.1151556777514167],"twin_dists":[0.11476313687633836,0.13888998743126132,0.19267965545858198,0.20529329728332602,0.205472974770049,0.214788585863364,0.21594107170849858,0.21690953394749676,0.2200040887187184,0.22329969458080798,0.22525388877244765,0.24123910592737177,0.24344279694823712,0.24555892199907045,0.24750165265668242,0.2556638188721594,0.25669764287436303,0.2593800544246293,0.26085694605818116,0.2630730929563228,0.2650320503358617,0.2655206222777777,0.2656968384256727,0.2679127459488847,0.2700309130182361],"n_dims_used":43,"mean_confidence":0.9188045235567315},"coverage":{"mean_confidence":0.9188045235567315,"n_dims_used":43,"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}}