{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000792","490:4900001169","496:4960005271","490:4900001423","490:4900002761","490:4900003869","496:4960008263","496:4960005127","490:4900003348","490:4900002029","490:4900004462","493:4930007018","466:4660007494","490:4900003051","490:4900001728","490:4900004732","466:4660007497","490:4900002925","487:4870005713","490:4900001871","490:4900001084","487:4870002639","487:4870004979","487:4870003004","487:4870003134"],"twin_admin_codes":[490,490,496,490,490,490,496,496,490,490,490,493,466,490,490,490,466,490,487,490,490,487,487,487,487],"twin_sims":[0.610932000735339,0.400558420076347,0.3725854095037165,0.35692671089494504,0.32459725704890324,0.30436519569890214,0.2943289786397362,0.2813547175584826,0.27424749356917555,0.2741688551494727,0.26335656735192586,0.2569070098016646,0.23032716367134162,0.22669147309228352,0.22487754870419843,0.22086347582195215,0.2198664871175255,0.21890467274570144,0.21690040663979954,0.21440848861489895,0.21436554306244388,0.21222891583413162,0.21163119885318588,0.21129878562625673,0.1995596586018483],"twin_dists":[0.1289320255287838,0.1756809319235662,0.18249920996730107,0.18642529806770866,0.19482645592803277,0.20032077672525286,0.20312445897250384,0.20683416846710234,0.2089102337242681,0.20893338731192154,0.21215675450083957,0.2141189660827211,0.2225561084081282,0.2237587286935495,0.22436352418864167,0.2257135286372911,0.22605137060726974,0.22637826729517224,0.22706257779230055,0.22791934672272907,0.2279341709509941,0.22867425482697235,0.22888219401013657,0.2289980092539942,0.2331702501521188],"n_dims_used":45,"mean_confidence":0.913114505343967},"coverage":{"mean_confidence":0.913114505343967,"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}}