{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002377},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002977","490:4900001914","490:4900002527","490:4900002084","490:4900003516","490:4900002675","490:4900003122","490:4900002079","490:4900002069","490:4900004222","490:4900001928","490:4900001773","490:4900003665","490:4900002534","490:4900002234","490:4900002997","490:4900002383","490:4900002526","490:4900003798","490:4900002380","490:4900003809","490:4900001115","490:4900002549","490:4900002228","490:4900003137"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5331815212951027,0.4625850470047047,0.4383920475068251,0.3447676553309874,0.32751635755474306,0.307267821375473,0.2948914168674391,0.2767257166157186,0.26772683672640857,0.26470216382903006,0.2502748128258692,0.2500310854539035,0.23029237155177487,0.2253983268563295,0.222295873338526,0.22078663726809789,0.21307865091127368,0.2076969555118194,0.2029700710140345,0.19770192424469785,0.1920765379764259,0.18811909081742126,0.176302773256334,0.1707705811937885,0.1677619601924142],"twin_dists":[0.1456556529213126,0.1612667625146145,0.16679056722966512,0.18953530014000233,0.1940498066711495,0.19951997684784725,0.2029658666234118,0.20818264200250874,0.21084418705348923,0.21175118088871475,0.21616949771501753,0.21624550857455122,0.22256755735483733,0.22418955669358312,0.2252299236687374,0.2257395299889403,0.22837932303783817,0.230260925017731,0.2319411989270183,0.23384584455967974,0.23591880976939722,0.23740260925654727,0.2419678784369136,0.24418021834710452,0.24540499777785899],"n_dims_used":45,"mean_confidence":0.9135824415418837},"coverage":{"mean_confidence":0.9135824415418837,"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}}