{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005598","490:4900007460","490:4900005732","490:4900007467","490:4900007345","490:4900005597","490:4900005988","490:4900007580","490:4900007342","490:4900005464","490:4900008374","490:4900006482","490:4900006123","490:4900007461","490:4900005729","490:4900005993","490:4900006601","490:4900005863","490:4900005992","490:4900007221","490:4900006245","490:4900007458","490:4900007581","490:4900004388","490:4900008508"],"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":[0.1397268614087777,0.08152588386080342,0.042348396884028645,0.03182532865986659,0.020885979901500606,0.015804543569458554,0.011987580547197289,0.011038393405409389,0.010423643770645615,0.007349856289761549,0.006496578607674396,0.005199281382696808,0.004877920807636923,0.003716426079152539,0.0028206924306866028,0.0027013144057418887,0.002470885219646662,0.00110888337665804,0.0009902187771305125,0.0007124651267620267,0.0006064181837376757,0.00033855476541968117,0.0003204091175459922,0.00023014037178667102,0.0002039354346182075],"twin_dists":[0.25766690796044645,0.2908048826778138,0.3265936517230758,0.341028384989174,0.3612601757596343,0.37405014938705394,0.3863142383266628,0.3898993809822532,0.3923705202097881,0.4071135146758344,0.41219468160392897,0.4212114095415472,0.4237586285266842,0.4344488081214265,0.4450271260909089,0.44666314671977514,0.45001758368894246,0.47910843543726367,0.4830766936477563,0.4944374640364351,0.49990513020756244,0.5191999540735263,0.520986512229212,0.5315920345796061,0.5354140002064292],"n_dims_used":45,"mean_confidence":0.9179070366753472},"coverage":{"mean_confidence":0.9179070366753472,"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}}