{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008883},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000982","487:4870001343","487:4870000324","486:4860000407","487:4870000893","487:4870003776","492:4920002853","487:4870004372","490:4900013384","497:4970003496","487:4870000805","466:4660009831","474:4740002170","665:6650004330","486:4860000322","487:4870006745","487:4870008604","487:4870002361","492:4920004502","487:4870005681","466:4660006277","487:4870001462","487:4870002494","466:4660010525","487:4870000535"],"twin_admin_codes":[487,487,487,486,487,487,492,487,490,497,487,466,474,665,486,487,487,487,492,487,466,487,487,466,487],"twin_sims":[0.011570470373965412,0.006004589055680256,0.005468138481846025,0.003032945115248951,0.0020754729355690117,0.0016854714187507995,0.0015096915519062877,0.0009325970448341994,0.0008925528346181001,0.0008828579362004822,0.0008217287088860181,0.0008194553108492109,0.0007604339603126552,0.0006024129704782531,0.00045371764426800984,0.00041895706161524884,0.0004141331519408622,0.00040203873903576234,0.00040134461992961235,0.00033249800086990866,0.0003203097791666022,0.00028904892613326657,0.00027079872250439165,0.00026938402498601506,0.0002652581620925321],"twin_dists":[0.3878574560760532,0.41540477123785025,0.419187569100218,0.4422687273939276,0.4565071132676035,0.46413405923095313,0.46811961065228086,0.4851655200557904,0.48668893199223534,0.4870672928192372,0.4895458629824523,0.4896413095790037,0.4922096156646619,0.5001286698721341,0.5095992712095011,0.5122307116450184,0.5126119200687225,0.5135862619975826,0.513643010129837,0.5197860838514455,0.5209965513704644,0.5243107074066196,0.5264046961737935,0.5265725041466375,0.5270666736739251],"n_dims_used":43,"mean_confidence":0.9095861745435138},"coverage":{"mean_confidence":0.9095861745435138,"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}}