{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000857},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000919","500:5000001300","500:5000000776","500:5000000667","500:5000002030","500:5000000739","500:5000000858","500:5000000795","500:5000000966","500:5000000718","500:5000000681","500:5000002020","500:5000001526","500:5000001914","500:5000000961","500:5000001081","500:5000001644","500:5000000728","500:5000002150","500:5000000668","500:5000001915","500:5000002034","500:5000000677","500:5000001096","500:5000001370"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.6776839689577147,0.5945978348274507,0.5621098640534001,0.560430660964674,0.5380962578874803,0.5330544175360155,0.5181667141123637,0.5136879045906451,0.5049929274329954,0.5032392461005033,0.4988757730538091,0.48709351143095214,0.47521095661420565,0.47138567152925004,0.46963609309850857,0.4600416831660106,0.4557150673907278,0.4527407742627078,0.4475957099080636,0.4445893674885854,0.4378247461273308,0.4366862927706496,0.4270543168050621,0.4222766730447478,0.41522319142680597],"twin_dists":[0.11456582132453087,0.13242995341593095,0.13940294068005826,0.1397644707987653,0.1445891934310261,0.14568325960688916,0.14892682559788473,0.14990682315657203,0.15181553797079117,0.15220154948075554,0.1531636172373029,0.1557735151649135,0.1584252046765105,0.15928338774364864,0.1596766711555374,0.16184239060898487,0.16282423230657492,0.16350115382592326,0.16467602431943115,0.16536487494215196,0.16692146677654496,0.16718435663316467,0.169419670082541,0.1705360876368528,0.17219408716731818],"n_dims_used":45,"mean_confidence":0.9214736938476562},"coverage":{"mean_confidence":0.9214736938476562,"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}}