{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":478,"cluster_id":4780000005},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["478:4780009227","478:4780009229","478:4780009243","478:4780009343","478:4780009357","478:4780009122","478:4780009228","478:4780009548","478:4780009142","478:4780009652","478:4780008955","478:4780009234","478:4780009233","478:4780000007","478:4780009550","478:4780009141","478:4780009250","478:4780009237","474:4740000468","478:4780009342","478:4780000006","478:4780009653","478:4780009755","487:4870013355","478:4780009121"],"twin_admin_codes":[478,478,478,478,478,478,478,478,478,478,478,478,478,478,478,478,478,478,474,478,478,478,478,487,478],"twin_sims":[0.4085013168609411,0.35045673902804036,0.33798465554911167,0.3301035109688028,0.3262260715183842,0.324579872741707,0.3245579375837563,0.32378953123054016,0.3186503598148679,0.3180830688598497,0.317602318034184,0.30615208962913965,0.3047569112515797,0.2948880627418459,0.2856141950077322,0.2811450443848895,0.2800118699917736,0.2733636952136123,0.26843175916446127,0.2650053432524976,0.26118565342245476,0.25886915359959733,0.2586105739624369,0.2518576803987662,0.25054030168067287],"twin_dists":[0.17378547230890085,0.18807314653962703,0.19129544573668006,0.1933646634852513,0.19439262253521689,0.1948310927323266,0.19483694355264122,0.1950420414402792,0.19642079615841,0.19657375320159004,0.19670349704308174,0.19982727460078478,0.20021244999175855,0.20296681186611107,0.20560516571924173,0.2068949556665957,0.20722395547418798,0.20917068625921836,0.21063372142574838,0.21165997790921964,0.2128138272416323,0.2135187559320479,0.2135976896222675,0.2156769980054507,0.2160867539443532],"n_dims_used":44,"mean_confidence":0.9213575883345171},"coverage":{"mean_confidence":0.9213575883345171,"n_dims_used":44,"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}}