{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006467","490:4900006228","490:4900006351","490:4900006231","490:4900006107","490:4900005983","490:4900005982","490:4900006469","490:4900006348","490:4900006103","490:4900007204","490:4900006591","490:4900005724","490:4900006711","490:4900006227","490:4900006350","490:4900006352","490:4900005979","490:4900006470","490:4900006589","490:4900006232","490:4900006102","490:4900007692","490:4900007327","490:4900007440"],"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":[0.06357460504133935,0.03306217929094636,0.01072752528242533,0.0100299304654214,0.0034964089127963774,0.002237718658389953,0.0015432061115934835,0.0012910998087214316,0.0012687953014413442,0.0007444458494600871,0.0005922198767677664,0.0005664072398855838,0.00036440243537465473,0.0002919434682655242,0.00022066703251830865,0.0002191522770313063,0.00017963529972160993,0.00006848681554952771,0.000046916049287241615,0.00003480017701403065,0.000023219506504134464,0.000009008057696400035,0.000007968693215500311,0.000006205085522164927,0.000006179407408478392],"twin_dists":[0.304889379769072,0.3391373406712315,0.3911332447991001,0.3940222260831029,0.4368117061219702,0.4537175349241532,0.4673277896258891,0.4737219185923566,0.47434200400791304,0.49293725869845284,0.500703882439145,0.5022029032597088,0.5168042425321043,0.5239900547787325,0.5329241179849286,0.5331420863500376,0.5393961827349925,0.5687514850052111,0.5798616101560393,0.5884873159738347,0.5999728415223664,0.6260271215626907,0.6293217015356635,0.6359910375380459,0.6361010076473766],"n_dims_used":45,"mean_confidence":0.9110532972547744},"coverage":{"mean_confidence":0.9110532972547744,"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}}