{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004101","491:4910003550","491:4910003549","491:4910003967","491:4910004665","491:4910003645","491:4910000852","492:4920004066","491:4910003637","491:4910003592","491:4910003596","491:4910003597","491:4910002036","491:4910003757","491:4910003862","491:4910001711","491:4910000851","491:4910004267","492:4920004881","487:4870000692","491:4910000447","491:4910003849","491:4910003704","491:4910003558","491:4910004668"],"twin_admin_codes":[491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,492,487,491,491,491,491,491],"twin_sims":[0.38417872233237227,0.3525266494049647,0.3247202641752433,0.3137357409726693,0.20748706209764048,0.20291464938921572,0.1721743568316272,0.1661393325189988,0.16463805022298292,0.16304572766451722,0.15094192712986212,0.14190715032635687,0.13935672697920926,0.1252602666919265,0.10956376540254975,0.1087409206654146,0.10185726308355648,0.10090695066951502,0.09751490030847461,0.08959166884376446,0.07967555715623086,0.07840053477693772,0.07805849095834003,0.07380474992349793,0.0704062877756468],"twin_dists":[0.17964485947906336,0.18754425122695617,0.19479365097061985,0.19775106168985201,0.2303349785594751,0.23196105794423938,0.2436140485188881,0.24607212486317867,0.24669356137220863,0.24735717555062153,0.25256231131637463,0.25665132973466015,0.2578404873771112,0.264724959680603,0.2731225925182325,0.2735877577878719,0.27759029283381614,0.27815928569303316,0.28022509167887766,0.2852803574221234,0.2921334502263411,0.293063415491745,0.2933149580975449,0.2965198199127239,0.29918936791841955],"n_dims_used":45,"mean_confidence":0.8998523288302951},"coverage":{"mean_confidence":0.8998523288302951,"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}}