{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730000166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000324","473:4730000164","473:4730000006","473:4730000465","473:4730000083","473:4730000121","473:4730000026","473:4730000081","473:4730000214","473:4730000535","473:4730000050","473:4730000082","473:4730000038","475:4750000422","473:4730000526","475:4750000377","473:4730000217","473:4730000272","475:4750000127","473:4730000268","473:4730000323","473:4730000058","473:4730000008","475:4750000378","473:4730000077"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,475,473,475,473,473,475,473,473,473,473,475,473],"twin_sims":[0.7478584835546392,0.42964345826149275,0.37035187230487393,0.3288832133400701,0.28884082132835914,0.27226218473802816,0.271022016094367,0.24264493189960612,0.22459879777803451,0.22031621610346278,0.21950831520565994,0.20076731913785145,0.1955274965617197,0.18850852373031218,0.18659052721947222,0.18572060024386525,0.18186735453573688,0.16687013792852734,0.16463543221065807,0.16266737924120958,0.1551682651077777,0.15444388069447398,0.14990529879132042,0.14016123805429037,0.1349568103736618],"twin_dists":[0.09900176565415222,0.16881680976269892,0.1830540902852214,0.19368745925019074,0.2046814943116857,0.20949602330195918,0.2098632851552275,0.21857193954597934,0.2244567518409271,0.22589884767688054,0.22617299206446315,0.2327333895152453,0.23464221027176857,0.23725563295820307,0.2379815765550935,0.23831256285495764,0.23979189681885316,0.24577108301522604,0.24669464863329857,0.24751554487280195,0.2507112637129273,0.251025881541406,0.2530221365095061,0.2574636382058407,0.25993076610808613],"n_dims_used":45,"mean_confidence":0.9157864040798611},"coverage":{"mean_confidence":0.9157864040798611,"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}}