{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850005438","479:4790001873","469:4690003568","481:4810004407","489:4890000961","488:4880005737","472:4720000430","469:4690004611","481:4810000485","470:4700002300","478:4780006239","480:4800005897","478:4780003394","472:4720001913","481:4810000965","494:4940001492","466:4660000172","496:4960006771","500:5000000553","477:4770000857","466:4660014313","500:5000000350","467:4670000504","472:4720002602","470:4700005320"],"twin_admin_codes":[485,479,469,481,489,488,472,469,481,470,478,480,478,472,481,494,466,496,500,477,466,500,467,472,470],"twin_sims":[0.0018694377019469156,0.0009124131009943682,0.0007990102309269702,0.0005045691771824449,0.00036578901908553886,0.0003056779636427464,0.00025381066094383025,0.00024942042404663465,0.00023397845112199087,0.0002261066269570059,0.0001992347006797932,0.0001965207985353983,0.0001226114934439551,0.00011534096701165229,0.00010774571838819822,0.00007426530503533546,0.00006581100344617267,0.000049558890394796355,0.000048110799330035963,0.000041906893064154266,0.000034903197085424804,0.00003413411860875565,0.00003401091656384925,0.000030217656825079605,0.000029825771839691065],"twin_dists":[0.46035395068527124,0.4859256227765138,0.49051091574656097,0.5060709212720105,0.516680273394715,0.5225081092716247,0.528476572109349,0.5290331869910688,0.5310669752006263,0.5321528112425953,0.5361481544509112,0.5365794671585814,0.5512094118568772,0.553076809869026,0.555150362773228,0.5663441064879043,0.5699322098859733,0.5782653019748623,0.5791296606339454,0.5831367439567507,0.5884025853880817,0.5890409551672268,0.589144488024671,0.5925204948711447,0.5928919766348224],"n_dims_used":45,"mean_confidence":0.9111677381727431},"coverage":{"mean_confidence":0.9111677381727431,"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}}