{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000728","494:4940000890","497:4970000799","494:4940007543","484:4840003571","487:4870002334","484:4840006721","494:4940004466","469:4690003300","490:4900002012","494:4940004705","484:4840003664","490:4900005796","469:4690003010","497:4970002582","466:4660004944","477:4770002446","496:4960002858","487:4870002425","487:4870002344","487:4870003967","478:4780006366","469:4690003206","490:4900003301","497:4970000876"],"twin_admin_codes":[497,494,497,494,484,487,484,494,469,490,494,484,490,469,497,466,477,496,487,487,487,478,469,490,497],"twin_sims":[0.00036917243187360683,0.00010910885918979178,0.00007767611244797543,0.00007324042496052557,0.00006340929915008916,0.000052628924592864915,0.000033722798168788136,0.00003324175880508228,0.000029691012231070138,0.00002463376543208326,0.00002215811045632525,0.000022078036516588667,0.00002111588718288286,0.000018803960110075278,0.000017622288599821363,0.000017436196663347364,0.00001722143219675292,0.00001685089417517428,0.00001596212148828647,0.000015040052507975119,0.00001341386265995628,0.000011963143539694164,0.000011843245161198566,0.000011765876324284141,0.000010701605072262681],"twin_dists":[0.5163796133769349,0.5547682475028175,0.5650051545861671,0.5667578296633767,0.5710314047372772,0.5765094608629001,0.5893880081359352,0.5897990329794007,0.5930207944604524,0.5983083072580401,0.6012868125653864,0.6013883611130056,0.6026367899626234,0.605873686217467,0.6076778841373104,0.6079724873526197,0.6083162353237898,0.6089190464569291,0.6104181604291152,0.6120601329946621,0.6152055037248566,0.6183356940240686,0.6186104077560377,0.6187890917056356,0.6213681076886172],"n_dims_used":45,"mean_confidence":0.9022201538085938},"coverage":{"mean_confidence":0.9022201538085938,"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}}