{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008370","490:4900009124","490:4900009126","490:4900009461","490:4900009235","490:4900009413","490:4900009356","490:4900009227","490:4900008243","490:4900009019","490:4900008700","490:4900007798","490:4900009025","490:4900011715","490:4900009422","490:4900008354","490:4900008573","490:4900009665","490:4900009035","490:4900008587","490:4900008684","490:4900008920","490:4900009145","490:4900009017","490:4900009026"],"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":[0.06286749171911017,0.05008355473356928,0.028983215671567666,0.022164646930641244,0.021839659932521457,0.009533250000153662,0.00705033516261126,0.006809413409267447,0.006450746481846992,0.004635877556615072,0.004430485002694187,0.0029674061468034736,0.0023378191490974645,0.002323478493347517,0.001933728709543167,0.0015930067028021005,0.0013192604680793121,0.0010633944718837106,0.0009214853046131719,0.0008548754166376232,0.000787917905338169,0.0007871498178411957,0.0007605451497855522,0.0006065883013483407,0.00044039716289229414],"twin_dists":[0.3055075345210645,0.31781126007093263,0.3456242142611466,0.35847507665633205,0.35916942438643823,0.3961904027868308,0.4088336692418086,0.41026564456207276,0.4124842922514497,0.42577958762868034,0.427571043419042,0.4431011103120916,0.45208772783150536,0.4523172413597381,0.4591133910315299,0.4661800187289636,0.47295302539768813,0.4805808518053898,0.48558206284948563,0.48818141679608446,0.49099141063480317,0.49102491492903894,0.49220460528970983,0.49989566608491603,0.5105846154668113],"n_dims_used":45,"mean_confidence":0.8925723605685764},"coverage":{"mean_confidence":0.8925723605685764,"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}}