{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001078","479:4790000999","479:4790001293","479:4790001216","479:4790000996","479:4790001215","479:4790000995","479:4790001510","479:4790001598","479:4790001057","479:4790001355","479:4790001900","479:4790001141","479:4790001759","479:4790001911","479:4790001356","479:4790001221","469:4690000199","479:4790000984","469:4690000227","479:4790000634","479:4790001903","479:4790000930","479:4790001362","479:4790000431"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,469,479,469,479,479,479,479,479],"twin_sims":[0.9251252485222451,0.9121632463828535,0.9055714240986646,0.8992089486151594,0.8913487146323503,0.882453805007024,0.8722608107583649,0.8537955111512677,0.8486726488534507,0.8480654920207068,0.8382471795154849,0.8108341541643912,0.7994647588368423,0.7939303257779673,0.7930745091568889,0.7850227489890366,0.783478213025554,0.7819353991326515,0.7641544393202822,0.7637226384142702,0.7631553666729047,0.7610324202900637,0.7588052453071427,0.7507910559681653,0.7396084640075491],"twin_dists":[0.051239113640020297,0.05569066073069907,0.05784567287171348,0.05986632025131725,0.062290911063238474,0.06494992781064095,0.06790009229011015,0.07302216861708431,0.0743993206390357,0.07456139786989706,0.07715074922019542,0.08410648960505455,0.08689230743052556,0.08823049318351514,0.08843643992398617,0.09036177068321817,0.09072865198400352,0.09109436750611641,0.09525837514475415,0.0953584077761966,0.0954897506578961,0.09598055351880488,0.09649423189818096,0.09833272285022727,0.10087399761595327],"n_dims_used":45,"mean_confidence":0.9256475660536024},"coverage":{"mean_confidence":0.9256475660536024,"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}}