{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002122},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810002809","479:4790003263","478:4780006387","473:4730001779","472:4720006158","467:4670002991","485:4850007996","489:4890001699","496:4960005747","489:4890002045","489:4890001875","467:4670001516","477:4770000286","500:5000011274","473:4730009257","470:4700003590","469:4690002309","489:4890002116","481:4810001414","481:4810003575","487:4870003038","489:4890002684","478:4780005882","481:4810002279","493:4930000545"],"twin_admin_codes":[481,479,478,473,472,467,485,489,496,489,489,467,477,500,473,470,469,489,481,481,487,489,478,481,493],"twin_sims":[0.11531680676924753,0.11425338369114095,0.08895940054742892,0.08024409237497247,0.06281555638896043,0.059010206702387324,0.04907699378900007,0.04575399492081979,0.0437708371657159,0.04326679843466207,0.0401520548102832,0.03915322583089623,0.03798802720231738,0.03680260714327775,0.03376388716646556,0.03326840126458276,0.030040192869006593,0.029757510458794743,0.02760246679189827,0.027230445080643515,0.026398399580373783,0.02583589767211625,0.025396263583917233,0.024384117763821524,0.024245033593554816],"twin_dists":[0.26994355772957995,0.2705218314934727,0.2856987926101474,0.2917226229647072,0.305553160222134,0.3089836530520255,0.31888695747748325,0.32257414412773333,0.32488291859782703,0.3254836925935095,0.32933269500493595,0.3306203710776435,0.3321581205436858,0.3337641207247378,0.33809117886663687,0.33882793891801355,0.3438716911446536,0.3443351446998371,0.3479982044513464,0.34865529391253486,0.35015336661490015,0.3511893729495838,0.3520127274558532,0.353956148280419,0.3542286337141173],"n_dims_used":45,"mean_confidence":0.919338141547309},"coverage":{"mean_confidence":0.919338141547309,"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}}