{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007094},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005731","490:4900005595","490:4900007218","490:4900005988","490:4900007219","490:4900007460","490:4900007342","490:4900007345","490:4900007467","490:4900005732","490:4900006242","490:4900005990","490:4900005597","490:4900005735","490:4900005596","490:4900006722","490:4900005729","490:4900005989","490:4900005598","490:4900005859","490:4900007580","490:4900008374","490:4900005858","490:4900005984","490:4900007217"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.002385153652355175,0.001889523254652392,0.0016533057928529702,0.001239070984760675,0.0006968610329890206,0.0006400184935933626,0.00040633102850922375,0.0004006601940597722,0.0002977053729505322,0.00020072081211997228,0.00018197095529091988,0.0001443634951715413,0.00009233886957630558,0.00006618140183010432,0.00004252789986623643,0.00003137033402936508,0.000027505236335962612,0.000022702899099242818,0.000022171660602932872,0.000009181763101604764,0.000006447294695137282,0.000005386518625221584,0.000003529572902273694,0.000002541214960186913,0.0000022987345906148257],"twin_dists":[0.45133922825395584,0.4599622171631201,0.4648337803901519,0.4751842298363808,0.49519234713197396,0.49808223823212955,0.5132373669124521,0.5136990558119539,0.5233605456364054,0.535914308808034,0.5389920617122353,0.5461890414463183,0.5598191644975237,0.5697660833283954,0.5827110979571297,0.5914538305132914,0.5951918111699288,0.6006050665065312,0.6012696630946466,0.6255122946210138,0.634974682934011,0.6397320175893328,0.6507822180989221,0.6592423924892127,0.661803273248979],"n_dims_used":45,"mean_confidence":0.9196996053059896},"coverage":{"mean_confidence":0.9196996053059896,"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}}