{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001225","480:4800001125","480:4800001167","480:4800001109","480:4800000909","480:4800001104","480:4800001068","495:4950001501","480:4800000950","480:4800001066","480:4800000908","480:4800000864","480:4800000949","497:4970000678","497:4970001491","495:4950001168","495:4950001623","495:4950001106","495:4950000955","480:4800001166","497:4970001071","480:4800000941","497:4970000751","497:4970001253","497:4970001721"],"twin_admin_codes":[495,480,480,480,480,480,480,495,480,480,480,480,480,497,497,495,495,495,495,480,497,480,497,497,497],"twin_sims":[0.04637767140516644,0.01706108097075034,0.01270580781229293,0.012452257873951263,0.011450081167467898,0.01056766165288251,0.0073278485186053155,0.005365573330944925,0.005254894964486554,0.0047795219475469915,0.0041559101753212485,0.003673959366061411,0.0019169019868291316,0.001490109461136433,0.0013483414450027615,0.0013216787114456834,0.0010347480422725841,0.0009003360350688664,0.0008349343778861285,0.0007051168026908506,0.0006602182202543153,0.0005985685090066675,0.0005477446550617402,0.00040835379029932807,0.0003861988371833551],"twin_dists":[0.32186541126375645,0.3705842988372148,0.3837652029138672,0.384650140462007,0.38831205341799097,0.391780194187012,0.407237741147669,0.4199487899316376,0.42078513193588574,0.42456900537191183,0.43008751023088776,0.4348947749629439,0.4594343698504194,0.4685898030246173,0.4721747696711203,0.4728877076204419,0.48153835736157224,0.4863879308734093,0.4889962416545391,0.4947910174984605,0.49702883624174593,0.5003445451470553,0.5033269405853752,0.513074142732886,0.5149047039805421],"n_dims_used":43,"mean_confidence":0.9022340996320858},"coverage":{"mean_confidence":0.9022340996320858,"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}}