{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000981","480:4800001015","495:4950001561","480:4800001120","480:4800001181","480:4800000901","480:4800000860","495:4950001107","495:4950001224","480:4800000360","480:4800001056","480:4800000452","480:4800000858","480:4800001061","480:4800000900","480:4800001112","480:4800001113","480:4800000673","480:4800001019","480:4800000420","480:4800001017","480:4800001121","480:4800001176","480:4800001062","495:4950001334"],"twin_admin_codes":[480,480,495,480,480,480,480,495,495,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495],"twin_sims":[0.9225572545942331,0.9189120985396555,0.8980994568706397,0.8599620195962462,0.8442229602003144,0.8157935725726739,0.8055179050970801,0.7923442893975922,0.792223639331313,0.7694257789513802,0.7691266266014672,0.7544163527271246,0.7520805467365388,0.74475638950181,0.7344000136277633,0.7322346673645238,0.7290871910977982,0.722990293320389,0.7190529370186816,0.6978932389850626,0.6969197465024357,0.6838218887596154,0.6730078383751834,0.6435724814254675,0.6404938769425771],"twin_dists":[0.0521461319324441,0.05341136575996477,0.060213169194637255,0.07134048357983007,0.0755817404772024,0.08287456420223589,0.0854155283315139,0.08861195938910282,0.08864094156820305,0.09403321581028386,0.09410294514737279,0.09750294095580093,0.09803792278105491,0.09970742897156125,0.1020488601941807,0.10253576091719006,0.1032419590869907,0.10460492763509673,0.10548180040221661,0.11015456685342732,0.11036810286801119,0.11323056237987446,0.11558074942106888,0.12193279531285599,0.12259432283263283],"n_dims_used":42,"mean_confidence":0.8994955335344587},"coverage":{"mean_confidence":0.8994955335344587,"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}}