{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001365","474:4740002093","474:4740001779","474:4740001471","474:4740001472","474:4740002077","474:4740001882","474:4740001266","474:4740002088","474:4740003171","474:4740001682","474:4740001268","474:4740001049","474:4740002712","474:4740001462","474:4740001165","474:4740003068","474:4740001879","474:4740002298","474:4740000213","474:4740002089","474:4740002092","474:4740001990","474:4740000012","474:4740000013"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.760780846382378,0.7543190953796478,0.7393867929149953,0.7320398211495495,0.7228532427679994,0.674248312946166,0.6722375124319142,0.6535765818907096,0.6520709712198913,0.6505478156331929,0.6321965005369595,0.620878274860437,0.6173419021615477,0.6027397866129472,0.5899441178287288,0.5894009131847444,0.5883813969030357,0.5839585102156007,0.552470217590743,0.5416407166683173,0.5367724366914824,0.5304835754667294,0.5233683036166038,0.5164472921947333,0.511616998264458],"twin_dists":[0.09603863895812853,0.09752524171440878,0.10092410859422302,0.10257953117696754,0.10463549243762227,0.11531169770253727,0.11574776292620632,0.11977998963401276,0.1201043238381016,0.1204323085384618,0.12437542206007306,0.12680170125231813,0.12755926389902217,0.1306862254940335,0.13342699077638828,0.1335433945925899,0.13376188350186427,0.13471000325189203,0.14148044668143903,0.1438212482480594,0.1448762616249887,0.14624193473935504,0.14779121472495108,0.1493028027042901,0.1503606679730567],"n_dims_used":45,"mean_confidence":0.9216884189181858},"coverage":{"mean_confidence":0.9216884189181858,"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}}