{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650003578","487:4870002386","665:6650003121","665:6650003426","487:4870002305","487:4870000777","665:6650003270","665:6650001725","487:4870003323","665:6650001724","487:4870004045","492:4920003231","665:6650001571","492:4920003232","487:4870001799","487:4870000618","492:4920003930","487:4870000697","487:4870003903","497:4970003540","492:4920003977","487:4870003460","494:4940000904","665:6650001978","487:4870002221"],"twin_admin_codes":[665,487,665,665,487,487,665,665,487,665,487,492,665,492,487,487,492,487,487,497,492,487,494,665,487],"twin_sims":[0.5584979683522192,0.48203492296908923,0.47724173474949183,0.4503527785716747,0.3949606692167137,0.36045309473033255,0.3282556172608085,0.32687028911188715,0.2893271073377107,0.27484144586949766,0.2742206625248341,0.2554401752947535,0.25216550072009974,0.2508753499724754,0.23930479999360998,0.22824432436856298,0.22672970212170757,0.21800257290668368,0.21779020134942045,0.2151094731343065,0.21081577557798453,0.2108057653565511,0.2101506890522192,0.20960421021441408,0.20422973869637445],"twin_dists":[0.14018076028494675,0.15689985319666197,0.15797053417213236,0.16404582688214506,0.17702698629216038,0.18553364355192362,0.19385372892231603,0.19422136696289954,0.2045428237962607,0.20873548714219906,0.2089181331573034,0.21456955839281888,0.21558145104032467,0.21598241078156216,0.21963901047046375,0.22324352447563306,0.22374601705565117,0.2266857453265984,0.22675825574044634,0.22767765915845511,0.2291665140426012,0.22917000901790371,0.22939896820831152,0.22959034220756183,0.2314908268596204],"n_dims_used":42,"mean_confidence":0.8945403326125372},"coverage":{"mean_confidence":0.8945403326125372,"n_dims_used":42,"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}}