{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001834","477:4770001891","477:4770000704","477:4770000819","477:4770000875","477:4770000820","500:5000001075","477:4770000933","477:4770001428","477:4770001722","477:4770000659","477:4770001194","500:5000001641","499:4990001793","499:4990000631","477:4770004013","500:5000001015","500:5000002021","500:5000001715","477:4770001434","477:4770001268","477:4770001895","477:4770001193","500:5000002132","500:5000001903"],"twin_admin_codes":[477,477,477,477,477,477,500,477,477,477,477,477,500,499,499,477,500,500,500,477,477,477,477,500,500],"twin_sims":[0.6017622170770298,0.5588392855143232,0.47599240349076316,0.4204364878164381,0.3695561265064731,0.3549805209237378,0.3465001710793076,0.3255302039575472,0.31147784884630647,0.2858240764221213,0.27628645112131817,0.27086825643828816,0.2692044958632584,0.26621865638311937,0.26261560955394164,0.25747679842764576,0.25742457256276086,0.2509375251577518,0.25004870166141163,0.2387513375579239,0.23783078900721885,0.2359714782134111,0.23556095236534777,0.23526960815075024,0.23312153043375988],"twin_dists":[0.1308955598023648,0.1401072281700322,0.15825017182437254,0.1709675022624272,0.18325217918099482,0.18691933643390526,0.18908868718655006,0.1945778189687115,0.19836618275808796,0.20554489421868763,0.2083113162009649,0.20990889148149044,0.21040340199222188,0.21129563623048433,0.21238063832893164,0.213944373289801,0.2139603660041831,0.21596305752509087,0.21624001304905593,0.2198167573398867,0.22011299061603276,0.22071360672898332,0.2208466358646707,0.22094113673355925,0.22164026825761507],"n_dims_used":45,"mean_confidence":0.9203104654947917},"coverage":{"mean_confidence":0.9203104654947917,"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}}