{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001499","485:4850002030","485:4850001491","485:4850001497","485:4850000620","485:4850000579","485:4850001864","485:4850002651","485:4850001866","485:4850000663","485:4850000409","485:4850000706","485:4850002570","485:4850000405","485:4850001507","485:4850002121","485:4850002555","485:4850001052","485:4850000525","485:4850002288","485:4850002476","485:4850000506","485:4850001581","485:4850002027","485:4850000587"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.7961965531243682,0.7927139000088455,0.7310762167452985,0.7075195205395666,0.6999210515273383,0.6969908611941618,0.6591993422335454,0.6503847789786008,0.6493844330344228,0.6225915518622254,0.6096165456737901,0.6007875599220023,0.589688830067947,0.5795066008142716,0.5780768485181359,0.5752534539367078,0.5609109294980453,0.5551822805077538,0.5467847817606497,0.543524797730632,0.5326952880923865,0.5306687520041458,0.5219175265984305,0.520756528906599,0.518921229346736],"twin_dists":[0.08768388221266038,0.08852314112435815,0.10279589232633038,0.10803653686890351,0.10970939030622859,0.11035250773067244,0.11856755417787868,0.12046740811339054,0.1206827379496689,0.12643460976478837,0.12921371061515022,0.131104275720762,0.13348169590984085,0.13566485610409065,0.13597163698019918,0.13657764919282353,0.13966105477481455,0.14089541793434668,0.1427083661666424,0.14341342229441006,0.14576126912311027,0.14620167473842935,0.14810768302862964,0.1483610859993717,0.1487619342945133],"n_dims_used":45,"mean_confidence":0.9192884657118056},"coverage":{"mean_confidence":0.9192884657118056,"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}}