{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740004698","474:4740004697","474:4740004293","474:4740004635","474:4740004756","486:4860001729","474:4740004467","486:4860002948","486:4860001848","474:4740004534","474:4740004674","474:4740004382","474:4740003968","474:4740004465","478:4780008121","474:4740004237","486:4860002859","478:4780009087","486:4860002959","474:4740004478","478:4780006161","486:4860001845","474:4740004636","474:4740004759","474:4740004236"],"twin_admin_codes":[474,474,474,474,474,486,474,486,486,474,474,474,474,474,478,474,486,478,486,474,478,486,474,474,474],"twin_sims":[0.547145947972963,0.4931860493372361,0.4681226811639884,0.43971644206774807,0.4360702480502432,0.423789491427355,0.40469473321769045,0.3830707552525266,0.3795441649244866,0.3735098707582668,0.37042308173296673,0.35417876686186495,0.3522708223590313,0.34206270234073627,0.3343404951387274,0.3318273357624824,0.3306153056184617,0.322812375270231,0.32183571597824495,0.31744383012000754,0.3145241521390905,0.31426616056814854,0.3114940498455447,0.2987515531107734,0.29146417656237833],"twin_dists":[0.14263029972839864,0.15442167136458637,0.16001726726027843,0.1664852344413782,0.16732672594065998,0.17018201252029824,0.17469178181725148,0.17991583248763407,0.18078083697694697,0.18227002605777304,0.18303637408925139,0.18712326786651298,0.18760953127893512,0.19023497971080255,0.1922489320064341,0.1929097873166295,0.19322947753168346,0.19530324914005012,0.1955647651422924,0.19674629364012605,0.19753686744899093,0.1976069245592575,0.19836176005038011,0.20188219163916618,0.2039350533147209],"n_dims_used":45,"mean_confidence":0.9232191297743055},"coverage":{"mean_confidence":0.9232191297743055,"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}}