{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000736","480:4800000707","480:4800001224","480:4800001216","480:4800000326","480:4800000327","480:4800000816","480:4800000779","480:4800001225","480:4800000669","480:4800000667","480:4800001455","480:4800000555","480:4800000556","480:4800001156","480:4800001840","480:4800000772","480:4800001160","480:4800001786","480:4800001446","480:4800000740","469:4690003923","480:4800002528","480:4800001099","469:4690004738"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480,469],"twin_sims":[0.5218026732070555,0.47251786236617255,0.4383243013840178,0.39993923632466455,0.32435367491088163,0.30386151978884557,0.2865073200326468,0.22710723096415328,0.22351123479536758,0.2066055465675312,0.19733592265174968,0.1966465980500566,0.19626029094122377,0.19189194442467922,0.1841255995972518,0.1829316835905683,0.1808751994495408,0.18004040788091497,0.16568953419579383,0.1528386679222933,0.15124212200490006,0.14980597541068424,0.14787000582479987,0.14683705862194796,0.14624207262632233],"twin_dists":[0.14813274545377828,0.15902914639980223,0.16680619551013728,0.17582939866053077,0.1948914376080351,0.2004601843052753,0.20534887152801315,0.2236205601563307,0.22482122299137755,0.2306465497583934,0.2339794636053303,0.23423158708426955,0.234373148275054,0.2359875439628917,0.2389222653162323,0.2393810888840689,0.24017637994919155,0.24050103871166814,0.24625788619150257,0.25172693612197733,0.2524295855766899,0.25306631691358394,0.2539318071854378,0.25439702067557457,0.25466608647855443],"n_dims_used":43,"mean_confidence":0.9237148373626},"coverage":{"mean_confidence":0.9237148373626,"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}}