{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002669","480:4800003078","480:4800003341","480:4800003506","480:4800002664","480:4800002618","480:4800002861","480:4800002954","480:4800002607","480:4800003035","480:4800002656","480:4800003690","480:4800003567","480:4800002998","480:4800003165","480:4800003079","480:4800003348","480:4800002613","480:4800002670","480:4800003687","480:4800003239","480:4800003627","480:4800003241","480:4800002661","480:4800002668"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6713980747944672,0.6600599718183093,0.6254863972583773,0.5881988800236311,0.5539988254639171,0.548395422068279,0.5459855322248072,0.5398095118035204,0.5157930804157446,0.44267895650817957,0.43486323804498045,0.4163862638618236,0.4022502755716991,0.4011215280923735,0.400602722069744,0.37929926473765285,0.37339101796666835,0.3647341256167778,0.3593201348810757,0.3537756781761292,0.3494995526864369,0.3362176680671345,0.321359478108354,0.3048530420803736,0.2982026954060809],"twin_dists":[0.11592970405443274,0.1183818001166052,0.12581422237377035,0.13380100029917502,0.1411506510952808,0.14236029223139365,0.1428811563219274,0.14421787957066215,0.14944593550862156,0.16580353821650604,0.16760590085230329,0.17191987102172318,0.17527579114475852,0.17554600126747638,0.1756703132669228,0.18084104993026331,0.18229947527555154,0.1844571286275521,0.18581962615795136,0.18722588648635238,0.1883182750402574,0.19175707526501387,0.19569244622126417,0.2001858778800593,0.2020357711769948],"n_dims_used":43,"mean_confidence":0.9134869242823401},"coverage":{"mean_confidence":0.9134869242823401,"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}}