{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002330","494:4940008029","490:4900001428","494:4940008234","490:4900001066","490:4900000555","487:4870005418","490:4900001203","490:4900000563","490:4900001587","494:4940007917","487:4870005271","494:4940007612","494:4940008239","490:4900003077","487:4870004402","487:4870001781","490:4900000807","487:4870005414","490:4900001049","490:4900001686","490:4900001589","490:4900001725","490:4900006904","466:4660014219"],"twin_admin_codes":[490,494,490,494,490,490,487,490,490,490,494,487,494,494,490,487,487,490,487,490,490,490,490,490,466],"twin_sims":[0.6243982909116768,0.4389029854793805,0.39306340692133834,0.3554694863758997,0.3545650865546255,0.342741032074864,0.34168615605155994,0.34039823056343166,0.33899313832491257,0.32980932108992045,0.32287376660120143,0.31831610675250654,0.31335241536489405,0.3090843848124417,0.3022133182706589,0.29315590569604844,0.2927443796490252,0.2925035102338181,0.2917462627356105,0.2900387419195134,0.28737953087921153,0.2852518092742506,0.28083357212384225,0.27976992201440687,0.279375860325103],"twin_dists":[0.12604743235644422,0.16667273008721392,0.17748519701414303,0.18679508181245333,0.18702497510016236,0.19005924286289014,0.1903326129464058,0.1906669898766777,0.19103256064698135,0.1934424231616071,0.1952868253998885,0.19651090128158344,0.19785531352065813,0.19902102625231313,0.2009173143727914,0.20345581149533667,0.20357223938718338,0.20364043057064438,0.20385502796709118,0.20434014279766122,0.2050990411900382,0.20570929447401806,0.20698530659034364,0.2072943059874646,0.20740896533224923],"n_dims_used":45,"mean_confidence":0.9078450520833333},"coverage":{"mean_confidence":0.9078450520833333,"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}}