{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001503","480:4800001111","495:4950001624","495:4950001563","480:4800001171","495:4950001790","495:4950001745","495:4950001386","480:4800000561","480:4800000907","480:4800000904","495:4950001322","495:4950001444","495:4950000957","480:4800000525","495:4950001110","480:4800000947","495:4950001685","480:4800000560","495:4950001667","497:4970001652","480:4800000330","495:4950001728","495:4950001729","495:4950001896"],"twin_admin_codes":[495,480,495,495,480,495,495,495,480,480,480,495,495,495,480,495,480,495,480,495,497,480,495,495,495],"twin_sims":[0.18805746514000718,0.11971433856671612,0.11863926025078994,0.11785482396109254,0.07988484819634069,0.05689012761466487,0.05169526134430437,0.05126967357681681,0.04589872655810543,0.03479986551174121,0.03159525898201614,0.030216345256097076,0.028324856676814475,0.024888211275947602,0.021539970111863368,0.0215315513949186,0.021261037018078063,0.020405051515438293,0.01829051149583247,0.01825386868868869,0.017953813757711778,0.017933966828968535,0.01791433175169775,0.013902735652887143,0.011078883214894378],"twin_dists":[0.23742588700083317,0.2675948311818297,0.2681628472397198,0.26857979397025217,0.29198194249784665,0.31097460625997175,0.31612576898109485,0.31656654441938653,0.32240895638490513,0.3365800390393203,0.3413870507085965,0.34358477956763694,0.3467437470043498,0.352979696390296,0.35981772974297715,0.35983605456519596,0.3604282204571365,0.36234622521848386,0.36740355526876123,0.3674956104444592,0.36825556338964177,0.3683062210648252,0.36835638633640194,0.37978771755211144,0.3897409544366725],"n_dims_used":43,"mean_confidence":0.9024933216183685},"coverage":{"mean_confidence":0.9024933216183685,"n_dims_used":43,"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}}