{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013303","490:4900013310","487:4870000094","490:4900013275","490:4900013278","466:4660009147","487:4870000394","494:4940008165","490:4900013306","466:4660013379","494:4940008374","490:4900013167","490:4900013370","490:4900013060","494:4940008372","490:4900013381","490:4900013006","487:4870002327","494:4940008266","466:4660010665","487:4870000216","487:4870000050","466:4660012433","490:4900000764","494:4940008461"],"twin_admin_codes":[490,490,487,490,490,466,487,494,490,466,494,490,490,490,494,490,490,487,494,466,487,487,466,490,494],"twin_sims":[0.7469620435090819,0.227875801068954,0.11840874626234392,0.11533045874577132,0.11277014178732372,0.08546651721146592,0.08357059596940573,0.08308630331402825,0.07666112263218668,0.07506807276739069,0.06810469472614508,0.06695892848852317,0.06497703828338873,0.05941342004562448,0.05661282601027892,0.0563601980060927,0.05292444728137258,0.05193261063898547,0.049637316080006676,0.04798599835631281,0.047440785578116006,0.04513412985370028,0.04390392336663299,0.04345774213350276,0.04094909568309845],"twin_dists":[0.0992059015981098,0.22336558238287288,0.2682851513827215,0.2699361606908254,0.2713353550785445,0.28805391812592296,0.2893645280957683,0.2897031103535044,0.29435189855036825,0.2955527851906363,0.3010573049243172,0.3020064061421714,0.3036798418323411,0.30861168821324564,0.31123952574130237,0.3114818078809074,0.3148694333185993,0.3158812582628601,0.3182859043460818,0.32007387623517025,0.32067549304197124,0.32328661241688667,0.32472526097573157,0.3252554142029994,0.32832442762710873],"n_dims_used":44,"mean_confidence":0.9129988930442117},"coverage":{"mean_confidence":0.9129988930442117,"n_dims_used":44,"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}}