{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000857},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001158","489:4890001033","489:4890001159","470:4700003293","478:4780000866","489:4890001097","489:4890001220","478:4780000614","470:4700003122","478:4780000529","478:4780000659","484:4840002725","484:4840001869","469:4690006501","484:4840003015","478:4780000290","478:4780000425","478:4780000267","478:4780000318","489:4890001422","478:4780000971","484:4840001963","487:4870008260","478:4780000619","470:4700003809"],"twin_admin_codes":[489,489,489,470,478,489,489,478,470,478,478,484,484,469,484,478,478,478,478,489,478,484,487,478,470],"twin_sims":[0.47688963594890377,0.44784880063557714,0.3266482304020564,0.31947638036440223,0.306673006674531,0.27807804553070176,0.26484935232029555,0.259505557979843,0.24203870347854886,0.23539533561130366,0.23476687689927414,0.23426002016091185,0.22960067429048409,0.2257490323579566,0.22351251826731805,0.21687492314927448,0.20921321693251915,0.20671584189190917,0.2053869892800696,0.19386826723525555,0.1930803433508171,0.189900513886177,0.18899639136434182,0.18308923785100154,0.18269558620218207],"twin_dists":[0.15804932029065677,0.16461811329442472,0.19428037683058477,0.19619835233188507,0.19968372199614223,0.20778728489883305,0.21170689525001954,0.21332469923799996,0.21876490065369789,0.2209003461895281,0.2211043837183895,0.22126920228809596,0.22279540950079943,0.22407255291167028,0.22482079217066023,0.22707130585470747,0.2297274742893234,0.2306075163290186,0.23107874689412494,0.23525403008115303,0.23554584192963593,0.23673201168165478,0.23707180605392908,0.2393204198395024,0.23947207140993082],"n_dims_used":45,"mean_confidence":0.9151586744520399},"coverage":{"mean_confidence":0.9151586744520399,"n_dims_used":45,"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}}