{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004158","478:4780008497","485:4850002232","485:4850002561","499:4990002375","466:4660009933","472:4720001501","488:4880006426","478:4780004484","487:4870005790","488:4880004200","470:4700002357","481:4810004308","483:4830000006","478:4780005718","488:4880005503","478:4780003906","479:4790002372","500:5000000499","480:4800003057","466:4660007514","494:4940006368","470:4700008805","500:5000000341","480:4800005767"],"twin_admin_codes":[485,478,485,485,499,466,472,488,478,487,488,470,481,483,478,488,478,479,500,480,466,494,470,500,480],"twin_sims":[0.04725977396962005,0.023792342972266414,0.015536258995044855,0.013404940847329017,0.011848905441313213,0.010741906820367119,0.0034157589726379507,0.0020713744502859335,0.0019895500415338533,0.001978286640220899,0.0018234635815543112,0.0017954499134665576,0.0013747870191981523,0.0013297862669558191,0.0012809034262576313,0.001273641745765964,0.0011694932271316973,0.0011601701029753963,0.0011529123114179106,0.0011311483775630349,0.0010725750484844396,0.001062601884112914,0.0010251116634005064,0.0009595583507872615,0.000940822936991289],"twin_dists":[0.3208765088585693,0.3551249885478516,0.3748214018227226,0.3814036661550475,0.38682194498512873,0.39107546581851926,0.4377119198209935,0.45658014319532453,0.45806666404818686,0.4582756739529811,0.46126538269113104,0.46183118016114927,0.4714803965731751,0.47266952243802196,0.47400414765933524,0.47420641586125645,0.47723121315441036,0.47751402057914777,0.4777356388702268,0.4784080384425541,0.4802790476629191,0.4806070206333749,0.48186598345067827,0.4841736713511148,0.48486011577083826],"n_dims_used":45,"mean_confidence":0.9204604254828559},"coverage":{"mean_confidence":0.9204604254828559,"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}}