{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001109","480:4800001104","495:4950001501","495:4950001225","480:4800000941","495:4950001106","480:4800000909","480:4800001055","480:4800001166","495:4950000907","495:4950001168","480:4800000942","495:4950001162","480:4800000864","495:4950000955","495:4950001505","480:4800000521","480:4800001066","480:4800001058","495:4950001623","495:4950001743","495:4950001055","497:4970001071","495:4950001114","497:4970001350"],"twin_admin_codes":[480,480,495,495,480,495,480,480,480,495,495,480,495,480,495,495,480,480,480,495,495,495,497,495,497],"twin_sims":[0.5455431040540559,0.40632570874017865,0.23474458243272306,0.11042780465897933,0.07782572193908342,0.07480923546436191,0.06934422918952647,0.03894370256832537,0.026572304363372545,0.0242760464205114,0.018930307711015275,0.018928284262062892,0.018662007062210564,0.017644407066070542,0.01352976226005273,0.013065222888042417,0.01270580781229293,0.011745063132387422,0.009283876976863179,0.008122247624092936,0.006220246656639715,0.0056172476227109615,0.004415858998969663,0.0037704027603695993,0.0034566211783571624],"twin_dists":[0.14297682395399636,0.17430300086698342,0.22111162848015367,0.2726370403004509,0.2934866460243057,0.29574984102091706,0.30004505375473917,0.33089400361312227,0.34983692542469286,0.35416775824808683,0.3658216925501824,0.3658266212583347,0.36647927180868023,0.3690509384437416,0.3809935504587714,0.3825371978474368,0.3837652029138672,0.3872055881083703,0.39731728397001764,0.4029521416284507,0.4139695333083373,0.4181036152239255,0.4277014697930619,0.43388861862477573,0.4372534227329948],"n_dims_used":43,"mean_confidence":0.9020500183105469},"coverage":{"mean_confidence":0.9020500183105469,"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}}