{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002339","487:4870003266","490:4900002175","487:4870002302","490:4900002184","496:4960011461","490:4900002018","496:4960004966","487:4870002299","496:4960005421","490:4900001590","487:4870001782","487:4870001866","487:4870006438","496:4960006500","487:4870003265","496:4960004964","490:4900008206","487:4870005426","490:4900007864","487:4870003133","487:4870003010","466:4660013022","493:4930006960","490:4900008533"],"twin_admin_codes":[490,487,490,487,490,496,490,496,487,496,490,487,487,487,496,487,496,490,487,490,487,487,466,493,490],"twin_sims":[0.5906171424913655,0.5010992257071508,0.45776521308268153,0.4571448992261612,0.4505511780479819,0.4359697847946889,0.4207894445804169,0.3639327265953169,0.34424011096934287,0.33631254379881753,0.31678030339576946,0.3167637225156466,0.3111812547206889,0.304169308441615,0.30125739357276143,0.30017800512256465,0.2922981814356208,0.2880938831390144,0.2799348863387463,0.27895937208799115,0.2680087667817699,0.26327997609494774,0.2620571358168798,0.25968443861426954,0.25636965017496216],"twin_dists":[0.13328277550122816,0.152673096327581,0.16235857503938234,0.16249938950974155,0.1640005335268495,0.1673499507984047,0.17088469313801938,0.1846581608242007,0.18967152817365482,0.19173225549572934,0.19692559727395006,0.1969300806106153,0.19844717317568417,0.20037497855333294,0.20118310582190457,0.2014838179705975,0.20369858635740543,0.2048947649906726,0.20724633578235205,0.20753025700395206,0.2107599712289127,0.2121798786289022,0.21254964522054187,0.21327020770262484,0.21428384648797633],"n_dims_used":45,"mean_confidence":0.9173014322916667},"coverage":{"mean_confidence":0.9173014322916667,"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}}