{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000996","480:4800000682","480:4800001035","480:4800000802","480:4800000799","480:4800000662","480:4800000447","480:4800000611","480:4800000660","480:4800000528","480:4800001201","480:4800000714","480:4800000384","480:4800000721","480:4800000651","480:4800001043","480:4800000537","480:4800000653","480:4800000760","480:4800001140","480:4800000546","480:4800000438","480:4800000654","480:4800001038","480:4800000688"],"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":[0.5510930198311857,0.5102047961811714,0.503194290266489,0.462570897307365,0.44408257389917755,0.4348940929111923,0.4285154417692057,0.42396694196115364,0.41081058854966335,0.4084957006648827,0.4055408377241558,0.4007124254223627,0.39828177402572246,0.3886238034450081,0.3836034966749165,0.3640346995137507,0.35584141691795496,0.3516551326427234,0.34812389165138663,0.33832719515336007,0.33519156778634995,0.30870984449688077,0.3068737595344333,0.30223494478748403,0.30212125602250833],"twin_dists":[0.14177769854425396,0.1506704229506224,0.15221144971451503,0.1612699618569985,0.1654811727220992,0.1675987604414047,0.1690792754359493,0.17014051489853166,0.1732374775535508,0.17378680670370206,0.17449000607218565,0.17564402097994614,0.1762273373389558,0.17856145558437342,0.1797854944129594,0.18463256835533964,0.18670062691430553,0.18776673973395733,0.18867118945895608,0.1912061073075003,0.19202574885770743,0.1991237619622556,0.1996284367516911,0.2009113068661435,0.20094289061996828],"n_dims_used":43,"mean_confidence":0.9135470722996911},"coverage":{"mean_confidence":0.9135470722996911,"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}}