{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001759","480:4800001471","480:4800001479","480:4800002089","480:4800001370","480:4800001417","480:4800001301","480:4800001645","480:4800001362","480:4800001474","480:4800001936","480:4800001299","480:4800001470","480:4800002047","480:4800001425","480:4800001536","480:4800002191","480:4800001230","480:4800001932","480:4800001302","480:4800002198","480:4800001231","480:4800001472","480:4800001295","480:4800001762"],"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":[0.6523144197632453,0.6041673861268712,0.567948283284654,0.527126673020892,0.5195872693931527,0.5082496208888959,0.46731544875519115,0.44470979045810766,0.39977943578143027,0.38309664498298673,0.3771629821182847,0.3752382395273569,0.3393804707659782,0.33366419978374573,0.3309466853857394,0.3231377182458479,0.3097564532700805,0.2816876394652451,0.24036248511905106,0.2236146766483281,0.21285196567495315,0.2092604682477848,0.20505122762074143,0.19798917973851676,0.18233062488992888],"twin_dists":[0.12005188958144809,0.1303805301408666,0.13814701229646684,0.14697229505729015,0.14861642569239547,0.15109963921368796,0.16019908983362557,0.16533724804222605,0.17586773228456093,0.17990949641988258,0.18136709393596023,0.18184229207638541,0.19093170506850404,0.19242650228211058,0.1931420077393308,0.1952162314628523,0.19883685814165206,0.20673770607141662,0.21930007233716342,0.22478650613635187,0.22845792449466074,0.22971089269926098,0.23119814265521482,0.23374109373618007,0.23961287641128043],"n_dims_used":43,"mean_confidence":0.913065888160883},"coverage":{"mean_confidence":0.913065888160883,"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}}