{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005559","490:4900005561","490:4900005032","490:4900004479","490:4900005430","490:4900006435","490:4900007412","490:4900007425","490:4900006929","490:4900005826","490:4900005290","490:4900007049","490:4900003498","490:4900007663","490:4900003920","490:4900005811","490:4900005427","490:4900004340","490:4900007417","490:4900005036","490:4900007531","490:4900007530","490:4900007289","490:4900004056","490:4900002519"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6839051476209896,0.4213990718269219,0.35094497631556554,0.22994329190992477,0.1512644702483528,0.14053791673319735,0.1366861864909649,0.11554033179174053,0.11354440502772821,0.11241402432832866,0.10110618399763495,0.09587799059236553,0.09149359663222462,0.0827859767944716,0.07340823721197333,0.07081690588335643,0.06850648908162421,0.06752174590343014,0.0660952411181525,0.06525012989376774,0.06314428113175533,0.06206329496475749,0.05819667345747177,0.05654556033477551,0.05607001034397464],"twin_dists":[0.11321242477885803,0.17074173418664287,0.18794824743669017,0.22268249122849504,0.2524197124552678,0.2572877485283242,0.25910318851176406,0.26982252995076084,0.27090966848402903,0.27153190361415797,0.2780396501974985,0.28124222479775257,0.2840356101054913,0.2899138697405867,0.29682609506647795,0.29886134592534114,0.3007275545816759,0.30153855441198124,0.3027306341124716,0.30344679897764637,0.3052648917751368,0.30621752128817825,0.30974055521900057,0.31130394931485217,0.3117612212271603],"n_dims_used":45,"mean_confidence":0.8988228691948785},"coverage":{"mean_confidence":0.8988228691948785,"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}}