{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009819","490:4900009625","491:4910005314","491:4910005518","490:4900010213","491:4910003945","490:4900011949","490:4900010022","490:4900009528","490:4900011145","490:4900010733","490:4900011144","490:4900011139","490:4900010563","491:4910004752","491:4910005416","491:4910004802","490:4900009622","491:4910005365","491:4910004853","490:4900009623","491:4910003892","490:4900010831","491:4910003839","490:4900010306"],"twin_admin_codes":[490,490,491,491,490,491,490,490,490,490,490,490,490,490,491,491,491,490,491,491,490,491,490,491,490],"twin_sims":[0.43917620930316686,0.4013728058487431,0.38026268152862513,0.3431590962962605,0.3207975664526944,0.30159238379124864,0.276496195325328,0.26290646983453325,0.23622703752596555,0.22803635395097013,0.2206455882913492,0.2107047352959327,0.20329418573104457,0.1841600872093467,0.17540120339151294,0.16441746520784192,0.15529834034538123,0.15151085360719455,0.15047623354019754,0.13912024505147674,0.12404269679292194,0.11419737853522126,0.11299327226304354,0.09841983313338083,0.09731775714281554],"twin_dists":[0.1666097388547509,0.1754858183435865,0.18060428558354788,0.18995102610412593,0.1958432329918815,0.20108990712262,0.2082498601738963,0.2122927064857686,0.22063087023309044,0.22331238991985283,0.22578727522733624,0.2292052890280931,0.2318251346169785,0.23890904288346623,0.2423250054120451,0.2467852142491873,0.25065488275664655,0.2523109349742522,0.2527685941144605,0.257951568895513,0.2653466056047392,0.2705524008459507,0.27121244849611414,0.27966853402474445,0.28034687741518544],"n_dims_used":44,"mean_confidence":0.8830833435058594},"coverage":{"mean_confidence":0.8830833435058594,"n_dims_used":44,"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}}