{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002226},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002120","474:4740001912","474:4740001274","474:4740002223","474:4740001592","474:4740001913","474:4740000181","474:4740001173","474:4740002014","474:4740001068","474:4740000245","474:4740001174","474:4740002012","474:4740002331","478:4780001171","474:4740000187","474:4740000316","474:4740002224","474:4740001697","474:4740002015","474:4740001711","474:4740000127","474:4740000348","474:4740002819","474:4740000357"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,478,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.8380030705339858,0.818288773885454,0.7977733747361389,0.7154164403890236,0.6884696761439251,0.6709332375907363,0.6645351552677583,0.6589942571418077,0.6549850512857561,0.6434964776716522,0.6376510642689767,0.6279575408974151,0.6203640950628994,0.6088104263787283,0.6020538453947545,0.5955617927244177,0.5901204315008395,0.5843905639458202,0.5827441196902207,0.5789010840027894,0.5657460868184596,0.5652280342653673,0.560050520994024,0.5599259466510359,0.555977371938853],"twin_dists":[0.07721439994197764,0.08225064797022996,0.08730245988465957,0.10628946952643754,0.11221696910889753,0.11603042864515213,0.11741508398894127,0.11861181155543779,0.11947646256751154,0.12194913189843148,0.12320483755615926,0.12528448960713234,0.12691186087575246,0.12938632579193637,0.1308331107357383,0.13222347098135606,0.13338920957894146,0.13461736457214876,0.13497041263249593,0.13579477348189495,0.1386205484206088,0.13873197703754672,0.13984633475317765,0.13987316376347564,0.14072398834339261],"n_dims_used":45,"mean_confidence":0.9228229098849826},"coverage":{"mean_confidence":0.9228229098849826,"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}}