{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004194","487:4870004334","665:6650003350","487:4870002803","487:4870003191","665:6650003929","487:4870002805","487:4870003060","487:4870003058","487:4870003189","665:6650003862","487:4870003187","487:4870004052","487:4870004337","487:4870004498","487:4870004497","665:6650003858","487:4870004496","487:4870004200","487:4870002808","487:4870003327","492:4920003073","487:4870004501","487:4870004494","487:4870003904"],"twin_admin_codes":[487,487,665,487,487,665,487,487,487,487,665,487,487,487,487,487,665,487,487,487,487,492,487,487,487],"twin_sims":[0.584366557954323,0.49005553301612814,0.45272265120968186,0.39931210230469943,0.3979140582245976,0.3727121139340521,0.361590744915354,0.3614000893279203,0.34255361977185783,0.33690702618880436,0.3326266445159072,0.3101594571162425,0.30777486636374324,0.3040252790829463,0.298213529629453,0.2959726472562674,0.2955704837431081,0.2896603464321008,0.2803915634501747,0.27504890852845154,0.27382229142624215,0.27068131326731604,0.2631736750498565,0.2577855367702213,0.24138555100025183],"twin_dists":[0.13462251168486586,0.1551156591927547,0.16350528346246615,0.1759798782070135,0.17631572424568265,0.1824677820050983,0.18524693791179206,0.18529495403858356,0.1901077777484744,0.19157682331048378,0.192699307582603,0.198726532168378,0.19938053779624323,0.20041484426144374,0.20203273797722687,0.20266148978807236,0.20277462598305024,0.20444787683044544,0.20711362747322015,0.20867450415391373,0.2090354750005654,0.20996436182822578,0.21221197959021337,0.21384987260236282,0.21897314815206378],"n_dims_used":43,"mean_confidence":0.8972069496332213},"coverage":{"mean_confidence":0.8972069496332213,"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}}