{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000012},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000014","500:5000000002","500:5000000013","500:5000000285","477:4770000288","477:4770000244","500:5000000029","477:4770000116","477:4770000337","500:5000000332","477:4770000290","485:4850006090","485:4850004813","485:4850006131","477:4770000352","485:4850005254","485:4850006130","477:4770000287","477:4770000335","500:5000000059","477:4770000306","485:4850006084","485:4850005608","477:4770000203","477:4770000137"],"twin_admin_codes":[500,500,500,500,477,477,500,477,477,500,477,485,485,485,477,485,485,477,477,500,477,485,485,477,477],"twin_sims":[0.7021563073662719,0.6790721155868151,0.4060801193626046,0.33843892320623997,0.3320984603218236,0.3319166841579457,0.32216587353890347,0.31567349726183824,0.3081148922212261,0.30461943224562865,0.30231428864149673,0.30110017914298465,0.28712430461131716,0.28600502246231085,0.27994604611061963,0.2792915260213577,0.2747069353984981,0.26983022204699253,0.26553508631333145,0.25929693373502466,0.25895718675334317,0.2560991719499342,0.2531627792715243,0.25073000218880576,0.2506198288842691],"twin_dists":[0.10921807185905265,0.11426415385067733,0.17436149826042358,0.19117697783387758,0.19283836183576078,0.19288624571181734,0.19547631069963126,0.19722516050877412,0.19928710363248509,0.2002504598443208,0.20088926853274727,0.2012268657893088,0.2051720994258586,0.20549295340879942,0.2072430912368701,0.20743351668394905,0.20877504114329432,0.21021719974032965,0.21150077564579747,0.21338828129545173,0.21349189437995175,0.21436692122537376,0.21527240645636397,0.2160276651044995,0.21606197894560178],"n_dims_used":45,"mean_confidence":0.9204484727647569},"coverage":{"mean_confidence":0.9204484727647569,"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}}