{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000873","489:4890001108","489:4890000989","489:4890001438","489:4890001226","489:4890000932","489:4890001233","489:4890001368","489:4890001115","489:4890001231","489:4890001365","489:4890001424","489:4890001426","489:4890001052","489:4890000990","489:4890001112","489:4890001168","489:4890001172","489:4890001106","489:4890001044","489:4890001048","489:4890001354","489:4890001239","489:4890001297","489:4890000933"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8904820366003062,0.8854132314537924,0.8520097400704794,0.7369267907083961,0.6981437919474606,0.6924125212912909,0.6870973727143979,0.6597048761329029,0.6556543660493689,0.6255857648270767,0.6189374548277257,0.6042310379668593,0.6020269199379696,0.6002975089721269,0.5631959813463812,0.5577041991773144,0.5538335792678758,0.5513624672087175,0.5411790693998598,0.520663750387379,0.5164793444232361,0.5082450747513291,0.49870100226949193,0.48950758780704484,0.4891323685906946],"twin_dists":[0.06255377378424111,0.06407455325130905,0.07350421447048669,0.10147956065856711,0.1100995892024627,0.11135529303746781,0.11251647715966959,0.11845844815154498,0.11933218299216483,0.12579292397198738,0.1272174870384531,0.13036690037301912,0.13083887651367554,0.13120921897841656,0.13916917738201076,0.14035179168954254,0.14118629599349575,0.14171953220004363,0.14392121551970544,0.14838134180148638,0.1492957912407729,0.15110063771877616,0.1532021996948218,0.15523726563817253,0.1553205622531964],"n_dims_used":45,"mean_confidence":0.9147215949164497},"coverage":{"mean_confidence":0.9147215949164497,"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}}