{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002336","480:4800001594","480:4800001588","480:4800002527","480:4800001983","480:4800001252","480:4800002472","480:4800002191","480:4800001702","480:4800001368","480:4800002429","480:4800001539","480:4800001866","480:4800001418","480:4800002516","480:4800001589","480:4800002144","480:4800001641","480:4800001534","480:4800001699","495:4950002505","500:5000008864","480:4800001587","476:4760000251","480:4800001362"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,500,480,476,480],"twin_sims":[0.38060389321690924,0.35139124591171994,0.28834156506590614,0.2723409379109671,0.25368232346312847,0.17118170810730032,0.16917763584090867,0.16758788993638835,0.1357719892866715,0.1211910201489425,0.07499842206010299,0.07392419758923342,0.06816907242412833,0.06766005346626316,0.06359484125196134,0.06200545033824991,0.06143675857855535,0.06030555750412535,0.058424839355818416,0.058096145689258145,0.055242935467747105,0.05454098122911318,0.05100090863234739,0.04988477982429849,0.043921380566906636],"twin_dists":[0.18052050067330197,0.18783416375560813,0.2048240086305322,0.20947273627859866,0.21511171276135344,0.24401405868472134,0.24482674127594642,0.2454763418100547,0.25953968518976106,0.2668209500711616,0.29560575708905146,0.2964278165927475,0.3010043641951054,0.3014240703189393,0.3048717724049395,0.30626887973667205,0.30677590757274137,0.307796014547634,0.3095273971895526,0.3098346892978374,0.31256419952882486,0.31325354322787496,0.31684647064892013,0.3180222510801755,0.324704610485719],"n_dims_used":43,"mean_confidence":0.9134818675906159},"coverage":{"mean_confidence":0.9134818675906159,"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}}