{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002955","469:4690000648","480:4800003471","466:4660004657","490:4900000081","490:4900002657","490:4900001742","480:4800003530","485:4850004691","490:4900001745","490:4900000295","481:4810004165","480:4800003591","496:4960009462","490:4900006041","490:4900005931","466:4660004741","490:4900000559","494:4940005354","480:4800003547","490:4900000073","490:4900000296","478:4780008983","469:4690002470","490:4900004048"],"twin_admin_codes":[490,469,480,466,490,490,490,480,485,490,490,481,480,496,490,490,466,490,494,480,490,490,478,469,490],"twin_sims":[0.31676494681256157,0.15936761301083138,0.1445921064069597,0.13887122075443942,0.127773559408806,0.12406743764692069,0.09369151689040013,0.08240164786058905,0.0807242261038249,0.07956421110860282,0.07652885186194397,0.07647106890999361,0.07603312359892979,0.07064145000959728,0.06994393195467793,0.06597022853007325,0.06569267219932058,0.06227470324623765,0.06200256089192509,0.06091411332791752,0.06079250898353473,0.059956456809863126,0.05790870585109285,0.05720751242824167,0.05696377878908973],"twin_dists":[0.1969297495660394,0.2489082219488141,0.25541650138640126,0.2580686943537686,0.2634561291824204,0.26533392778097187,0.2826223798695335,0.2901844726213973,0.2913774890359672,0.2922141848327795,0.29445083846016407,0.2944941039401895,0.2948228783591228,0.2990013194110873,0.2995605841825504,0.3028360995770088,0.3030708412081427,0.3060301517080058,0.3062714462166887,0.30724529007994567,0.3073549757683303,0.3081140048481384,0.3100105668966489,0.3106726985322462,0.3109044229942824],"n_dims_used":45,"mean_confidence":0.9164126925998264},"coverage":{"mean_confidence":0.9164126925998264,"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}}