{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000922},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001097","490:4900002880","487:4870001189","487:4870001559","487:4870001663","487:4870001009","487:4870001926","490:4900005228","494:4940008202","494:4940007497","487:4870000915","487:4870000919","487:4870000466","494:4940008404","490:4900003029","466:4660007285","487:4870000833","487:4870000653","487:4870004080","466:4660010349","490:4900004157","487:4870001006","490:4900012412","490:4900012998","487:4870000909"],"twin_admin_codes":[487,490,487,487,487,487,487,490,494,494,487,487,487,494,490,466,487,487,487,466,490,487,490,490,487],"twin_sims":[0.2684763749886705,0.09103910045672627,0.0856435678415075,0.08465172015949167,0.08266942581796718,0.05653213677036762,0.04164280482989368,0.039312894111167354,0.03661277807782106,0.03485132932414354,0.033624446398754566,0.033363563368315516,0.031243700331088548,0.029532584382958017,0.027364442009164193,0.026981501663858837,0.02604337683819534,0.025275074827069522,0.023647712029175913,0.023175565928975086,0.022242991285923195,0.02220096010168431,0.022018012830775802,0.020866172589451257,0.020853678205367137],"twin_dists":[0.21062041221059413,0.28433118629390286,0.2879327140279526,0.28861429933377575,0.2899958260416685,0.3113168132837765,0.3274602628034512,0.33041267821144393,0.3340253637492733,0.33650597445652636,0.3382975823245821,0.3386857154244464,0.34193944954669353,0.3447066131092998,0.3484177340045837,0.3490993252883462,0.3508049963239174,0.3522418557830358,0.35541448074077064,0.3563703275218355,0.3583090148295835,0.3583980425175042,0.35878726333723593,0.3613044731028475,0.36133243455121095],"n_dims_used":43,"mean_confidence":0.8991883743640988},"coverage":{"mean_confidence":0.8991883743640988,"n_dims_used":43,"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}}