{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005342","480:4800003923","480:4800005745","480:4800005813","480:4800003997","480:4800005341","480:4800004915","480:4800005425","480:4800005268","480:4800005076","480:4800005270","480:4800003980","480:4800005181","480:4800004660","480:4800004649","480:4800004076","480:4800003844","480:4800005429","480:4800005738","480:4800003918","480:4800005808","480:4800004143","480:4800004225","480:4800005598","480:4800004738"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.42045111298702165,0.3969546186361804,0.35823610807715445,0.3481087839152927,0.33002726022342516,0.30621284865890386,0.3054758658712689,0.29627548777819573,0.2710436852970829,0.23430423455255506,0.2226648145436073,0.22191271708634883,0.214763580326894,0.21369555826017508,0.21202703883453441,0.2097432501157153,0.2057671280014236,0.20099027852641452,0.19948915221937505,0.18717830124878393,0.17662231362470948,0.17606862058712544,0.17155918970098594,0.16295202084663038,0.16142689070926525],"twin_dists":[0.17096407038734496,0.17654651848024158,0.18609368912818355,0.18867506928829944,0.19338481427472237,0.19981052356598014,0.2000138367396462,0.20257635481385014,0.20985685918255864,0.22125481545062528,0.22510569924240761,0.2253590801384933,0.22779685058269164,0.22816570095263553,0.2287444411837438,0.22954161902962844,0.23094373184849878,0.2326529340078587,0.23319581146529356,0.23775855565396029,0.2418416152876647,0.24206050496519044,0.24386174868192678,0.24739637458474364,0.24803666972395436],"n_dims_used":43,"mean_confidence":0.9166726400685865},"coverage":{"mean_confidence":0.9166726400685865,"n_dims_used":43,"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}}