{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007807","490:4900008031","490:4900007805","490:4900008251","490:4900008139","490:4900008030","490:4900007926","490:4900006227","490:4900005724","490:4900008032","490:4900006232","490:4900006102","490:4900007444","490:4900006103","490:4900006463","490:4900006107","490:4900006346","490:4900008141","490:4900008138","490:4900006108","490:4900006591","490:4900006228","490:4900006351","490:4900007924","490:4900006348"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4213427221912191,0.3586661809831584,0.011326916244541579,0.0037591877152343663,0.0028385432353262587,0.0011823211210412827,0.00028263814310398205,0.0002468246925512134,0.00010323144927806625,0.00009835128900259218,0.00007850388078693402,0.00006615141522225538,0.00006576404353130748,0.00004776547878279783,0.000029470715101857982,0.000019566229236083168,0.000019172710615661833,0.00001891393622903298,0.000018383059912159997,0.000011030357383585427,0.000006477301100428181,0.0000053382365096761315,0.000004790456169414295,0.000004073990667998274,0.000003884868605415465],"twin_dists":[0.17075494464176916,0.18598490759802053,0.38878154645040297,0.4340044087370627,0.44478795461721216,0.47684548527885406,0.5250317507180006,0.5293666329111066,0.556449268309597,0.5579153089053341,0.5646886103354739,0.5697794997213965,0.5699533350564748,0.5793394272468757,0.5932325819105306,0.6047663891019578,0.6053327838451283,0.6057113161570126,0.6065035928681101,0.6205462075548882,0.6348513266589888,0.6399693739537025,0.6428166558368259,0.6470536091378931,0.6482915369313144],"n_dims_used":45,"mean_confidence":0.8942090352376302},"coverage":{"mean_confidence":0.8942090352376302,"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}}