{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002931","496:4960004447","468:4680002685","474:4740001185","500:5000009988","496:4960004602","489:4890002846","468:4680002583","468:4680002278","481:4810003367","487:4870010845","467:4670002075","498:4980000895","473:4730003046","478:4780005606","469:4690003006","478:4780005468","467:4670002156","496:4960004910","468:4680002785","496:4960004752","468:4680002584","478:4780001793","500:5000009658","467:4670001843"],"twin_admin_codes":[489,496,468,474,500,496,489,468,468,481,487,467,498,473,478,469,478,467,496,468,496,468,478,500,467],"twin_sims":[0.18338616211253048,0.07341580896608157,0.04916600865177395,0.03935398404581707,0.0377366107485268,0.03641586041422463,0.03611966780621351,0.023376493652730507,0.021898256566131386,0.021359506997537303,0.020082538511125004,0.014794660406088789,0.014471868034871152,0.011284707429315453,0.011243371036107647,0.009578511468566269,0.007774761996741312,0.006215915234900686,0.005773757682562438,0.00520689789519978,0.004302821806478065,0.003533349007629451,0.0034636441439605875,0.0031886840309410065,0.002868749556651853],"twin_dists":[0.23920618395500576,0.29682023396540036,0.3187910908972339,0.33035934476965495,0.33249515214411896,0.3342975798668755,0.33470939555704593,0.3559615104822556,0.35904356973810786,0.36021191131700425,0.3630870997598564,0.3770159930838787,0.3780016374729152,0.38894348622232666,0.38910260127886026,0.3959886994712218,0.4047782722504389,0.4139979150173649,0.41699347395329955,0.4211527859100312,0.428722911485019,0.4364056865771816,0.4371751192097205,0.44035484202427716,0.4443863557150622],"n_dims_used":45,"mean_confidence":0.8992031521267361},"coverage":{"mean_confidence":0.8992031521267361,"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}}