{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009455","490:4900011781","490:4900009967","490:4900009233","490:4900009234","490:4900009564","490:4900008682","490:4900010592","490:4900008458","490:4900009236","490:4900009036","490:4900009453","490:4900009435","490:4900011568","490:4900011971","490:4900007906","490:4900009220","490:4900009653","490:4900011717","490:4900009560","490:4900008460","490:4900009108","490:4900010995","490:4900009237","490:4900008998"],"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":[0.13895936583941318,0.03783714918275848,0.03458500588449532,0.032421070975719134,0.027698557616436328,0.02730487428163708,0.0225293330609814,0.022355625170082973,0.0213004419235129,0.020852913674148925,0.019184610841299455,0.01786615089075367,0.017516238103327943,0.01719819896979259,0.016403978636670206,0.011327176417673751,0.010699004252915416,0.010650038034443884,0.010518269717237332,0.009021579454703742,0.008693548131597614,0.00858731791056911,0.008550512425089122,0.00851627940337947,0.008163099348984256],"twin_dists":[0.25802721850107957,0.33236014961918897,0.33689026679441086,0.3401098524945415,0.34782972186929123,0.34852321622474264,0.35770636321191607,0.3580711595896757,0.36034155524193096,0.36133414598551883,0.3652058962566377,0.36847968700406203,0.36938399915495906,0.3702197775666708,0.37236767998114906,0.3887805499249991,0.39124803448143747,0.39144574725571635,0.3919818392130365,0.3985321269145714,0.4000966551351278,0.4006146432308571,0.4007954481558341,0.40096424230646605,0.4027420775808201],"n_dims_used":45,"mean_confidence":0.8855894300672743},"coverage":{"mean_confidence":0.8855894300672743,"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}}