{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004291","487:4870002794","487:4870003427","487:4870003153","487:4870003311","469:4690004672","469:4690004857","469:4690004849","487:4870002799","466:4660013948","487:4870003162","487:4870003154","466:4660013266","469:4690002744","466:4660014534","487:4870004013","466:4660014401","469:4690004036","469:4690004758","469:4690003937","487:4870003994","487:4870003720","469:4690005107","466:4660014275","469:4690004327"],"twin_admin_codes":[487,487,487,487,487,469,469,469,487,466,487,487,466,469,466,487,466,469,469,469,487,487,469,466,469],"twin_sims":[0.8338636975755361,0.7482654912042531,0.7015600198444187,0.6395255342013735,0.6075422073275155,0.606188395892652,0.6059068753569866,0.5625419969803135,0.5485899406938987,0.5481105675817026,0.5471015707820092,0.5377563564068744,0.5308847410906904,0.5194091717559676,0.5118905180992562,0.48924610894378007,0.4860509039607232,0.4837860808632783,0.4797607065047361,0.46381754972922923,0.45892347297228175,0.45414349537392507,0.4531229771037385,0.45287203181393026,0.4500299600647091],"twin_dists":[0.07828864303958426,0.09890902434732209,0.10934920091852708,0.12280231726027648,0.1296578876169441,0.1299477751762318,0.13000805631534135,0.13930992633355616,0.14231826669269934,0.14242183924897917,0.14263989142710762,0.14466288732125626,0.14615471939548053,0.14865533004004558,0.15030069882824643,0.15529531048916337,0.15600536388145406,0.15650952958306782,0.15740743149599293,0.1609882168345202,0.1620958276626167,0.16318170511007737,0.16341407680060038,0.16347124644834257,0.16411954024429806],"n_dims_used":43,"mean_confidence":0.915159358534702},"coverage":{"mean_confidence":0.915159358534702,"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}}