{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001852},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001012","497:4970001447","497:4970001102","497:4970001685","497:4970001100","497:4970001283","497:4970001854","490:4900013187","497:4970000853","490:4900013021","490:4900012799","497:4970001367","497:4970001770","490:4900012802","497:4970001780","490:4900012982","497:4970001851","490:4900012803","497:4970002177","490:4900012531","490:4900012387","497:4970001101","497:4970001686","497:4970002959","497:4970001769"],"twin_admin_codes":[497,497,497,497,497,497,497,490,497,490,490,497,497,490,497,490,497,490,497,490,490,497,497,497,497],"twin_sims":[0.46942807140728615,0.4565701701827107,0.36064344986056324,0.21821874207024403,0.20701139370105692,0.15388810375634343,0.15100604717679697,0.12714743447380894,0.10442508813975405,0.08374029746254466,0.06946340718694141,0.06908030043992817,0.06096986258835234,0.056019471343914336,0.04610948249555037,0.04479360082307943,0.04151205257454929,0.032412250512156585,0.02999741687480536,0.02824673007369167,0.027604411553214067,0.027162786993218203,0.02694010599123585,0.025412815403989826,0.025161048567427263],"twin_dists":[0.1597234647006853,0.16262991759857343,0.1854856390040353,0.22661198700388013,0.230502990829961,0.2512680024012679,0.2525339455023452,0.2637704453069391,0.2760732860569671,0.289246255874305,0.299948505611452,0.3002593479098874,0.3071950650181046,0.31181000590363944,0.322169191208411,0.32368151264357903,0.32762221007194386,0.3401233465658513,0.343941580964988,0.34687808095577566,0.3479947895675317,0.3487756260306615,0.3491735032230945,0.3519815067274812,0.35245831058727756],"n_dims_used":45,"mean_confidence":0.910320536295573},"coverage":{"mean_confidence":0.910320536295573,"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}}