{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000771","489:4890000714","489:4890000556","489:4890000551","489:4890001063","489:4890000605","489:4890000505","489:4890000778","489:4890000606","489:4890000511","489:4890000427","489:4890000665","489:4890000552","489:4890000772","489:4890000829","489:4890000392","489:4890001006","489:4890000319","489:4890001135","489:4890001260","489:4890001258","489:4890000610","485:4850003063","489:4890000553","489:4890000602"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489],"twin_sims":[0.9262548940712971,0.9255901955486214,0.8997492082571046,0.8951632875966407,0.8874103131437917,0.8818624796554253,0.8813702362981138,0.8664333694689363,0.8664063763908765,0.8615246554949458,0.8573019698942705,0.8522924461218743,0.8463265183642197,0.8459836406287211,0.8277920117870549,0.8247454960092861,0.8155378215479645,0.8114401261207704,0.7958616917071837,0.7811700165086927,0.7758398068692834,0.7745597004465921,0.7710274957323815,0.7657283554098453,0.7628078562738646],"twin_dists":[0.050835807085346275,0.051073444134470826,0.05969685067772551,0.06112361220210967,0.06347868989167187,0.06512377523132716,0.06526822836411857,0.06954534902036223,0.06955290481273554,0.07090994870183795,0.07206923954379507,0.07342804533381064,0.07502430817447318,0.07511535641803566,0.07984764378901542,0.08062275736484249,0.08293835595098153,0.08395653362993716,0.08776476643627786,0.09127552025066049,0.0925321251429406,0.09283265181642418,0.09365945158588071,0.09489334309493276,0.09557017024439778],"n_dims_used":45,"mean_confidence":0.9195467631022135},"coverage":{"mean_confidence":0.9195467631022135,"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}}