{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000074","480:4800000160","480:4800000018","480:4800000173","480:4800000129","480:4800000128","480:4800000191","480:4800000016","480:4800000089","491:4910003352","480:4800000071","480:4800000218","491:4910002708","480:4800000053","480:4800000249","480:4800000116","480:4800000013","480:4800000113","491:4910002402","491:4910002411","480:4800000009","491:4910003401","480:4800000199","480:4800000265","491:4910002554"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,491,480,480,491,480,480,480,480,480,491,491,480,491,480,480,491],"twin_sims":[0.014414965976442304,0.013117851461419939,0.012089636030210646,0.01034417902048411,0.010322712462650796,0.006903297206791262,0.005355479290022345,0.005032260408065146,0.005022043569662378,0.005008795560308653,0.00482625844399226,0.0046778980455938635,0.004007025963531855,0.003936191893843657,0.003733063088515738,0.0036556798373026827,0.0035047571721184916,0.003407356295379288,0.0033343481460539805,0.0032301981836406605,0.0032095880525402406,0.0030975102729646586,0.003091958921705795,0.0030750398424107166,0.003016506180668081],"twin_dists":[0.3781773940743856,0.3823598988766262,0.3859439177500758,0.39269936051308146,0.392788579147202,0.4097022859478865,0.4200244157370093,0.4225168996173585,0.42259802496570886,0.42270344172818974,0.4241822341180663,0.4254219744211401,0.43151591298806846,0.43221251977309894,0.43427535773531506,0.4350881855466435,0.43671960711181823,0.4378068222723313,0.43864050436244145,0.4398590925396739,0.4401044807959645,0.4414646312623833,0.4415331632745611,0.4417427265904785,0.44247595541223855],"n_dims_used":43,"mean_confidence":0.9071252512377362},"coverage":{"mean_confidence":0.9071252512377362,"n_dims_used":43,"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}}