{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007329","490:4900005843","490:4900006708","490:4900006959","490:4900007085","490:4900005454","490:4900007452","490:4900007192","490:4900006834","490:4900007690","490:4900005714","490:4900006836","490:4900005049","490:4900006336","490:4900005458","490:4900006945","490:4900006452","490:4900007208","490:4900004644","490:4900005050","490:4900007451","490:4900007331","490:4900001380","490:4900006586","490:4900003812"],"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":[0.4840942747713341,0.13012966854162436,0.12892671201331357,0.11090845390565775,0.04442929633316372,0.04282657186929603,0.035381704032083724,0.027599735822372885,0.02629826238717913,0.018773010349059264,0.015104369973534836,0.009584157252296496,0.008478913190456384,0.003365241656344276,0.0020987249450678184,0.0011362442144670017,0.001133029106167491,0.0009044024462610233,0.0008340154573722739,0.0007260697596325776,0.000609599619068346,0.0005146320987782108,0.000507253477686351,0.0004782948411912865,0.00044128667375542194],"twin_dists":[0.15644088053051208,0.26228369758797454,0.262880281468773,0.2723682068016588,0.32410678308978147,0.3260132409563249,0.33574805351667364,0.34800300021906205,0.35033639511569525,0.36620621741749815,0.37608795497535974,0.3959635992864458,0.40114918006657224,0.4382857181368915,0.45609528322083026,0.4782495342707024,0.4783494621918188,0.48623162963017613,0.4890342247196209,0.4937917661506094,0.4997285463652618,0.5054123129136936,0.5058940448442153,0.5078502054154533,0.5105179536970841],"n_dims_used":45,"mean_confidence":0.9177366468641494},"coverage":{"mean_confidence":0.9177366468641494,"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}}