{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005694","490:4900007054","490:4900007050","490:4900007657","490:4900007183","490:4900006671","490:4900006189","490:4900007053","490:4900005432","490:4900005564","490:4900006080","490:4900005699","490:4900007306","490:4900006542","490:4900005697","490:4900007648","490:4900001910","490:4900006429","490:4900006911","490:4900006808","490:4900005431","490:4900006930","490:4900006320","490:4900006805","490:4900006065"],"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":[0.542744397852045,0.4547412815798588,0.33211357004094355,0.3274070783752793,0.3148574830842506,0.2607472419901517,0.2566700032503439,0.21974046358174784,0.17233693775062062,0.1578763445274918,0.13755132908769344,0.1305035100781911,0.12859836484385678,0.12711556598569862,0.12232163635968085,0.11315200034351885,0.10861236560935483,0.09794062092603198,0.09509939507273298,0.08929643956174256,0.08145644778683792,0.08096308931112026,0.07886857518554619,0.07790205868413193,0.07779439378326468],"twin_dists":[0.14358231544627365,0.1630456783376885,0.19283438224522315,0.19407881207486932,0.19744640036480118,0.21294693683296273,0.21419166093162453,0.22609414822293572,0.2435486903672081,0.2495445035831684,0.258692122242773,0.2620991461814529,0.2630438495549238,0.26378647468435235,0.26623328066881424,0.2711251303899794,0.2736606777033785,0.2799627595855236,0.2817308236495386,0.28547544773222705,0.29085430051694267,0.2912063997402522,0.292720638754086,0.29343029541498666,0.2935097848505639],"n_dims_used":45,"mean_confidence":0.8903815375434028},"coverage":{"mean_confidence":0.8903815375434028,"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}}