{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004866},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940004123","494:4940004848","494:4940005947","493:4930003010","490:4900001855","496:4960003502","493:4930006882","494:4940007156","494:4940007903","494:4940001188","494:4940008015","496:4960010639","480:4800005959","493:4930006110","494:4940007810","481:4810000430","494:4940008833","480:4800003955","494:4940008580","499:4990004272","468:4680003279","467:4670003520","494:4940006716","493:4930006884","466:4660012609"],"twin_admin_codes":[494,494,494,493,490,496,493,494,494,494,494,496,480,493,494,481,494,480,494,499,468,467,494,493,466],"twin_sims":[0.221176006756171,0.19751089934773042,0.18175430007836274,0.17767391881451577,0.17506668486920515,0.1722858662101341,0.15460892531575499,0.14572964956991788,0.14444856927999344,0.14319377200688543,0.14262302966406434,0.1373826150814459,0.1337974381095742,0.12336699154222606,0.11426650598570406,0.10498023389517887,0.10357578037153828,0.09976206300317479,0.09807099073591381,0.09791295886794024,0.09503554509212903,0.09221113960650386,0.09104533374120728,0.08802731554832892,0.08697850378864999],"twin_dists":[0.22560783379046356,0.2339155621353625,0.23983563306909622,0.24142722807167463,0.24245784652458086,0.24356921656634545,0.2509541037637625,0.2548984654322765,0.2554820824273473,0.256057458741812,0.25632040696411384,0.25877213332746424,0.26049003839025286,0.2656935995941192,0.2705146706052602,0.27574914902117403,0.27657178442936625,0.2788503719100606,0.2798826037963174,0.2799797779257015,0.28177103153064315,0.28357131963882537,0.2843271246633234,0.2863199709034351,0.287025218748666],"n_dims_used":43,"mean_confidence":0.9212302274482195},"coverage":{"mean_confidence":0.9212302274482195,"n_dims_used":43,"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}}