{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001059},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001004","480:4800000942","480:4800000673","495:4950001561","480:4800000900","480:4800001015","480:4800000858","480:4800001120","480:4800000420","480:4800001182","480:4800000859","480:4800000391","495:4950001012","480:4800001056","480:4800001112","480:4800000360","480:4800000359","480:4800000783","495:4950001055","480:4800001181","495:4950001107","480:4800000635","480:4800001019","480:4800001063","495:4950001114"],"twin_admin_codes":[495,480,480,495,480,480,480,480,480,480,480,480,495,480,480,480,480,480,495,480,495,480,480,480,495],"twin_sims":[0.7644513411688659,0.7599791003030897,0.723369048748534,0.7069200836088517,0.688167269579657,0.658760609619806,0.6002471637176136,0.5985160577023396,0.5637827363180803,0.5388271311356181,0.5305732114723639,0.5224630072471357,0.522002025962234,0.5171289729863942,0.46818319317739576,0.4466565121057105,0.4344171317989701,0.42034036899886734,0.40974219773967957,0.4085169253293609,0.4067452135043943,0.4021467014137235,0.3889296521049408,0.3653497977146198,0.3647936601165037],"twin_dists":[0.09518956557980135,0.09622364665726431,0.10452044185220799,0.10816878830934454,0.11228298723956223,0.11866222936947385,0.13122000039211917,0.13159072818923728,0.13904291534744312,0.14443076352124964,0.1462224462322838,0.14798866979782854,0.14808924504004836,0.14915370696949187,0.16000364173715867,0.16489103552063122,0.1677091610830821,0.17099005831748237,0.1734908399953444,0.17378176381653077,0.17420311459914153,0.17530057141491875,0.17848712685323811,0.18430283758746877,0.18444220320322618],"n_dims_used":42,"mean_confidence":0.8995502108619327},"coverage":{"mean_confidence":0.8995502108619327,"n_dims_used":42,"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}}