{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003735","496:4960010391","469:4690000806","496:4960009976","478:4780002972","499:4990003848","467:4670003751","481:4810005381","467:4670003290","477:4770003933","467:4670003713","477:4770003932","499:4990003957","472:4720007702","467:4670003639","493:4930005493","467:4670001982","467:4670003212","467:4670002815","467:4670003714","467:4670003474","478:4780006539","467:4670003710","467:4670003696","467:4670002979"],"twin_admin_codes":[488,496,469,496,478,499,467,481,467,477,467,477,499,472,467,493,467,467,467,467,467,478,467,467,467],"twin_sims":[0.2920574211387309,0.2833717167236943,0.27467099010842566,0.2518316493876887,0.2449141611730074,0.2435910271515797,0.23826858167448808,0.23788079972773785,0.23540115843547563,0.23279836685062819,0.2305858786031879,0.2218956373686168,0.21996829074901533,0.21848564191607894,0.20838071467617159,0.20706324672866658,0.20548905484477972,0.20307542053516411,0.19991088670418758,0.19979800024045496,0.1988731512280534,0.19713963468180554,0.19669854827186567,0.1965752540202349,0.19444327671199482],"twin_dists":[0.2037668083869708,0.2062508070091874,0.20878561318584168,0.21568508140426065,0.21785240281250606,0.21827142169045735,0.21997201561403928,0.22009687795424418,0.22089845739983452,0.22174581306089378,0.22247100954640436,0.2253648409317786,0.22601682622427488,0.22652098669998122,0.2300200377681649,0.23048466288054867,0.23104247917884338,0.23190345969948403,0.23304300897750388,0.23308388810290082,0.2334194014323905,0.2340511946246116,0.23421256476462107,0.23425771639785206,0.23504159229572455],"n_dims_used":45,"mean_confidence":0.9191578335232204},"coverage":{"mean_confidence":0.9191578335232204,"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}}