{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001066},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000587","494:4940007296","490:4900001589","490:4900001203","490:4900000708","496:4960007782","490:4900001428","494:4940007917","496:4960008961","496:4960008969","496:4960008029","496:4960007908","496:4960005415","496:4960008376","490:4900000563","490:4900002006","494:4940007612","487:4870003677","487:4870005271","496:4960008862","496:4960007907","490:4900001587","494:4940008239","496:4960008580","490:4900000565"],"twin_admin_codes":[490,494,490,490,490,496,490,494,496,496,496,496,496,496,490,490,494,487,487,496,496,490,494,496,490],"twin_sims":[0.5830442369597092,0.5783430115761001,0.4871207026112382,0.48153449637463297,0.45078916371885785,0.44513697176576694,0.4307311814605079,0.416189396594977,0.41308576720929435,0.404643678156789,0.3894246969173675,0.38815009325498673,0.38256198821397464,0.3660105621621337,0.361538240725715,0.3545650865546255,0.351502824320265,0.35122520522803624,0.34850518488474463,0.34296316110280484,0.3380721525633574,0.337960545591615,0.33674269792113076,0.33626066517979836,0.3361374066520445],"twin_dists":[0.13490605294118438,0.13591452163203874,0.1557674705854456,0.15701147733105822,0.1639462127006417,0.16523926910294842,0.1685639857338791,0.1719662629931496,0.17269889102171368,0.174703963259716,0.17836687706347254,0.178676633200194,0.18004038615949586,0.1841373916879436,0.18526015967400497,0.18702497510016236,0.18780565184296383,0.18787660130055056,0.18857329855822283,0.19000173556953098,0.1912726208298917,0.1913017357399768,0.19161977341150085,0.19174582662479667,0.19177807484646797],"n_dims_used":45,"mean_confidence":0.9166006300184462},"coverage":{"mean_confidence":0.9166006300184462,"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}}