{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000149},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000181","480:4800000182","480:4800000180","480:4800000214","480:4800000147","480:4800000179","480:4800000240","495:4950000223","480:4800000242","495:4950000272","480:4800000213","495:4950000315","495:4950000575","480:4800000011","480:4800000183","480:4800000187","495:4950000104","480:4800000241","480:4800000220","495:4950000680","480:4800000211","492:4920000186","480:4800000212","491:4910002392","495:4950000485"],"twin_admin_codes":[480,480,480,480,480,480,480,495,480,495,480,495,495,480,480,480,495,480,480,495,480,492,480,491,495],"twin_sims":[0.14159033077859762,0.1202236983360143,0.11989961345305737,0.10941937440388015,0.09751692479910887,0.09503141028479892,0.07951469003201136,0.07773474536060637,0.06962069754962881,0.06813275279403978,0.06662336582119581,0.06476656847044575,0.062207510731938885,0.06212869881494463,0.060375349163343736,0.05983017013424428,0.05831186182380747,0.05460685122898934,0.05367445002244227,0.05350183158663465,0.05300605097836173,0.04829640881675148,0.047653822770672795,0.0458514512852352,0.04573201146393374],"twin_dists":[0.25679817937479643,0.26732707254192695,0.2674973358930744,0.27320402259231963,0.28022384204749473,0.28177363605245304,0.29225012062305217,0.2935538616156112,0.29982128780767076,0.3010342264850959,0.30228687559721973,0.3038599930301528,0.30608964731330396,0.3061594985052875,0.30773262401120427,0.308229412413088,0.3096328575899051,0.3131885453235094,0.31411471431027144,0.3142876396936882,0.3147868878910488,0.3197338995910191,0.32043973210128224,0.32246286540665253,0.3225992729736361],"n_dims_used":43,"mean_confidence":0.8947871008584666},"coverage":{"mean_confidence":0.8947871008584666,"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}}