{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003777","490:4900002669","490:4900002521","490:4900002816","490:4900003776","490:4900002370","490:4900004608","490:4900002674","490:4900003921","490:4900004054","490:4900004053","490:4900004614","490:4900003243","491:4910002159","490:4900003504","490:4900002967","490:4900002673","490:4900002221","490:4900005020","490:4900003924","490:4900003373","490:4900003630","490:4900003773","490:4900004471","490:4900003242"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5505736106595686,0.46740135332860566,0.34030460731109463,0.3215481842345622,0.2871321045896428,0.28384888910494543,0.26976327641955805,0.2609573212909848,0.25466793917639574,0.25455465810034067,0.25066093059761446,0.23257011777149864,0.22788893708475333,0.22275435968351415,0.2153365413386139,0.21071611359421008,0.20293750645437572,0.20015550502021218,0.19072221169330045,0.19060278980707016,0.19051811130452265,0.1901405258939358,0.18814892431552904,0.18511755311156594,0.17792380219894266],"twin_dists":[0.14188983775578826,0.1601797354156269,0.19069132315542464,0.19564184078268057,0.2051698661144004,0.20611316520046385,0.21023710850838462,0.21288313546261747,0.21480743794918403,0.21484237150270205,0.21604917655431238,0.22182041692269466,0.22336122938349032,0.22507556964147968,0.2275994838666427,0.22920131511729103,0.23195286720906544,0.23295448089385143,0.236424174376191,0.23646885646113414,0.23650055104417297,0.2366419985640954,0.23739134222828825,0.23854264789418356,0.241329017494258],"n_dims_used":45,"mean_confidence":0.8978103637695313},"coverage":{"mean_confidence":0.8978103637695313,"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}}