{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004305","480:4800004819","480:4800004822","480:4800004392","480:4800005334","480:4800004304","480:4800005166","480:4800004391","480:4800004217","480:4800005583","480:4800004740","480:4800004474","480:4800004906","480:4800004730","480:4800004299","480:4800004820","480:4800004817","480:4800004481","480:4800004387","480:4800004818","480:4800004986","480:4800004561","480:4800004729","480:4800004216","480:4800004731"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.956537425459705,0.9281206697839622,0.9264335972212473,0.9009700307800302,0.8634660558723967,0.8587761130266557,0.8576676193183455,0.8303889810131283,0.8209957629211527,0.818146081090914,0.8066767534781791,0.7973910145435901,0.7957876731087314,0.7953147450189774,0.7779874136875832,0.766572989339445,0.7653751938292073,0.7480349681524198,0.741259569561684,0.7061781008116575,0.7038734925969252,0.6882517035373815,0.6580012503785005,0.6444286672971462,0.6088468998641219],"twin_dists":[0.03871713491982228,0.05016368155074123,0.05077175821948431,0.059312495079758845,0.07037248635482392,0.0716660148718954,0.07196936903942819,0.07918319493012152,0.08157055211239804,0.08228640383578893,0.08513116499885581,0.08739503371714431,0.0877826398177241,0.08789679187756216,0.09202685361021068,0.09469718084167292,0.09497530712745524,0.09896155611445505,0.10050043620156049,0.10833242055694864,0.10884018831835479,0.11226455551917579,0.11882606394834387,0.12174874484601916,0.12937851572788345],"n_dims_used":42,"mean_confidence":0.9176290602911086},"coverage":{"mean_confidence":0.9176290602911086,"n_dims_used":42,"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}}